Solve the system of equations. x = 11 x=11 x = 1 1 − 4 x + y = − 23 -4x+y=-23 − 4 x + y = − 2 3

( 11 , 21 ) \left(11,21\right) ( 1 1 , 2 1 )

( 3 , 11 ) \left(3,11\right) ( 3 , 1 1 )

( 11 , − 67 ) \left(11,-67\right) ( 1 1 , − 6 7 )

( 21 , 11 ) \left(21,11\right) ( 2 1 , 1 1 )

Solve the system of equations. − 4 x − 8 y = 40 -4x-8y=40 − 4 x − 8 y = 4 0 y = − 4 y=-4 y = − 4

( − 2 , − 4 ) \left(-2,-4\right) ( − 2 , − 4 )

( − 23 , 4 ) \left(-23,4\right) ( − 2 3 , 4 )

( − 4 , − 3 ) \left(-4,-3\right) ( − 4 , − 3 )

( − 2 , 4 ) \left(-2,4\right) ( − 2 , 4 )

Solve the system of equations. y = − 5 x y=-5x y = − 5 x x + 3 y = 28 x+3y=28 x + 3 y = 2 8

( − 2 , 10 ) \left(-2,10\right) ( − 2 , 1 0 )

( − 6 , 30 ) \left(-6,30\right) ( − 6 , 3 0 )

( 10 , − 2 ) \left(10,-2\right) ( 1 0 , − 2 )

( 30 , − 6 ) \left(30,-6\right) ( 3 0 , − 6 )

Solve the system of equations . x = − 6 y x=-6y x = − 6 y 2 x + 12 y = 0 2x+12y=0 2 x + 1 2 y = 0

( − 6 , 1 ) \left(-6,1\right) ( − 6 , 1 )

( 1 , − 6 ) \left(1,-6\right) ( 1 , − 6 )

Solve the system of equations. − 3 x + 5 y = 17 -3x+5y=17 − 3 x + 5 y = 1 7 x = 2 y x=2y x = 2 y

( − 34 , − 17 ) \left(-34,-17\right) ( − 3 4 , − 1 7 )

( 8 , 4 ) \left(8,4\right) ( 8 , 4 )

( 10 , 20 ) \left(10,20\right) ( 1 0 , 2 0 )

( − 17 , − 34 ) \left(-17,-34\right) ( − 1 7 , − 3 4 )

Solve the system of equations. 11 x − y = 3 11x-y=3 1 1 x − y = 3 y = 11 x − 3 y=11x-3 y = 1 1 x − 3

( 3 , 33 ) \left(3,33\right) ( 3 , 3 3 )

( 7 , 77 ) \left(7,77\right) ( 7 , 7 7 )

Solve using substitution: y = − 1 x − 5 y=-1x-5 y = − 1 x − 5 4 x − 8 y = 4 4x-8y=4 4 x − 8 y = 4

( − 3 , − 2 ) \left(-3,-2\right) ( − 3 , − 2 )

( 5 , − 7 ) \left(5,-7\right) ( 5 , − 7 )

( 3 , 9 ) \left(3,9\right) ( 3 , 9 )

( − 5 , 4 ) \left(-5,4\right) ( − 5 , 4 )

Solve using substitution: y = 7 x + 9 y=7x+9 y = 7 x + 9 4 x + 2 y = − 18 4x+2y=-18 4 x + 2 y = − 1 8

( − 2 , − 5 ) \left(-2,-5\right) ( − 2 , − 5 )

( 5 , 0 ) \left(5,0\right) ( 5 , 0 )

( 9 , 18 ) \left(9,18\right) ( 9 , 1 8 )

( 1 , 16 ) \left(1,16\right) ( 1 , 1 6 )

What is the solution to this system of equation? x = 7 − 2 y x=7-2y x = 7 − 2 y 2 x + y = 5 2x+y=5 2 x + y = 5

( 1 , 3 ) \left(1,3\right) ( 1 , 3 )

( − 1 , 4 ) \left(-1,4\right) ( − 1 , 4 )

( 4 , − 1 ) \left(4,-1\right) ( 4 , − 1 )

( 3 , 1 ) \left(3,1\right) ( 3 , 1 )

Solve the following system using substitution: x = − 3 y − 17 x=-3y-17 x = − 3 y − 1 7 2 x + 3 y = − 7 2x+3y=-7 2 x + 3 y = − 7

( 10 , − 9 ) \left(10,-9\right) ( 1 0 , − 9 )

( − 9 , 10 ) \left(-9,10\right) ( − 9 , 1 0 )

( 3 , 0 ) \left(3,0\right) ( 3 , 0 )

( − 5 , − 2 ) \left(-5,-2\right) ( − 5 , − 2 )

Solve for x and y. y = − 5 − 3 x y=-5\ -3x y = − 5 − 3 x 6 x + 2 y = 10 6x+2y=10 6 x + 2 y = 1 0

( 2 , 3 ) \left(2,3\right) ( 2 , 3 )

( 6 , − 2 ) \left(6,-2\right) ( 6 , − 2 )

Solve using substitution: y = 8 x + 1 y=8x+1 y = 8 x + 1 y = 6 x + 3 y=6x+3 y = 6 x + 3

( 1 , 9 ) \left(1,9\right) ( 1 , 9 )

( 4 , 14 ) \left(4,14\right) ( 4 , 1 4 )

( 0 , 1 ) \left(0,1\right) ( 0 , 1 )

( 2 , 4 ) \left(2,4\right) ( 2 , 4 )

Solve the following system of equation using substitution: y = 4 x − 10 y=4x-10 y = 4 x − 1 0 y = 3 x − 5 y=3x-5 y = 3 x − 5

( 5 , 10 ) \left(5,10\right) ( 5 , 1 0 )

( 7 , 15 ) \left(7,15\right) ( 7 , 1 5 )

( 1 , − 5 ) \left(1,-5\right) ( 1 , − 5 )

( 1 , 2 ) \left(1,2\right) ( 1 , 2 )

Solve the system of equations. y = − 3 x − 6 y=-3x-6 y = − 3 x − 6 12 x + 4 y = 3 12x+4y=3 1 2 x + 4 y = 3

( 3 , − 24 ) \left(3,-24\right) ( 3 , − 2 4 )

( − 24 , 3 ) \left(-24,3\right) ( − 2 4 , 3 )

Solve the system of equations. x = 2 y − 4 x=2y-4 x = 2 y − 4 3 x − 6 y = − 12 3x-6y=-12 3 x − 6 y = − 1 2

( − 6 , 1 ) \left(-6,1\right) ( − 6 , 1 )

( − 12 , − 12 ) \left(-12,-12\right) ( − 1 2 , − 1 2 )

Substitution

Quiz

•

Mathematics

•

9th Grade

•

Practice Problem

•

Medium

•

CCSS

8.EE.C.8B, HSA.REI.C.9, HSA.REI.C.6

Standards-aligned

Jennifer Woodard

Used 105+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the system of equations.
$x=11$
$-4x+y=-23$

$\left(11,21\right)$

$\left(3,11\right)$

$\left(11,-67\right)$

$\left(21,11\right)$

Tags

CCSS.HSA.REI.C.9

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the system of equations.
$-4x-8y=40$
$y=-4$

$\left(-23,4\right)$

$\left(-4,-3\right)$

$\left(-2,-4\right)$

$\left(-2,4\right)$

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the system of equations.
$y=-5x$
$x+3y=28$

$\left(-6,30\right)$

$\left(-2,10\right)$

$\left(10,-2\right)$

$\left(30,-6\right)$

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the system of equations.
$x=-6y$
$2x+12y=0$

$\left(-6,1\right)$

$\left(1,-6\right)$

No solution

Infinite solutions

Tags

CCSS.8.EE.C.8B

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the system of equations.
$-3x+5y=17$
$x=2y$

$\left(-34,-17\right)$

$\left(8,4\right)$

$\left(10,20\right)$

$\left(-17,-34\right)$

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the system of equations.
$11x-y=3$
$y=11x-3$

$\left(3,33\right)$

$\left(7,77\right)$

No solution

Infinite solutions

Tags

CCSS.8.EE.C.8B

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve using substitution:
$y=-1x-5$
$4x-8y=4$

$\left(-3,-2\right)$

$\left(5,-7\right)$

$\left(3,9\right)$

$\left(-5,4\right)$

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

8.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve using substitution:
$y=7x+9$
$4x+2y=-18$

$\left(5,0\right)$

$\left(9,18\right)$

$\left(-2,-5\right)$

$\left(1,16\right)$

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

9.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the solution to this system of equation?
$x=7-2y$
$2x+y=5$

$\left(-1,4\right)$

$\left(4,-1\right)$

$\left(1,3\right)$

$\left(3,1\right)$

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

10.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the following system using substitution:
$x=-3y-17$
$2x+3y=-7$

$\left(-9,10\right)$

$\left(3,0\right)$

$\left(-5,-2\right)$

$\left(10,-9\right)$

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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Substitution

15 questions

Solve the system of equations. x=11x=11x=11 −4x+y=−23-4x+y=-23−4x+y=−23

Solve the system of equations. −4x−8y=40-4x-8y=40−4x−8y=40 y=−4y=-4y=−4

Solve the system of equations. y=−5xy=-5xy=−5x x+3y=28x+3y=28x+3y=28

Solve the system of equations. x=−6yx=-6yx=−6y 2x+12y=02x+12y=02x+12y=0

Solve the system of equations. −3x+5y=17-3x+5y=17−3x+5y=17 x=2yx=2yx=2y

Solve the system of equations. 11x−y=311x-y=311x−y=3 y=11x−3y=11x-3y=11x−3

Solve using substitution: y=−1x−5y=-1x-5y=−1x−5 4x−8y=44x-8y=44x−8y=4

Solve using substitution: y=7x+9y=7x+9y=7x+9 4x+2y=−184x+2y=-184x+2y=−18

What is the solution to this system of equation? x=7−2yx=7-2yx=7−2y 2x+y=52x+y=52x+y=5

Solve the following system using substitution: x=−3y−17x=-3y-17x=−3y−17 2x+3y=−72x+3y=-72x+3y=−7

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Solve the system of equations.
$x=11$
$-4x+y=-23$

Solve the system of equations.
$-4x-8y=40$
$y=-4$

Solve the system of equations.
$y=-5x$
$x+3y=28$

Solve the system of equations.
$x=-6y$
$2x+12y=0$

Solve the system of equations.
$-3x+5y=17$
$x=2y$

Solve the system of equations.
$11x-y=3$
$y=11x-3$

Solve using substitution:
$y=-1x-5$
$4x-8y=4$

Solve using substitution:
$y=7x+9$
$4x+2y=-18$

What is the solution to this system of equation?
$x=7-2y$
$2x+y=5$

Solve the following system using substitution:
$x=-3y-17$
$2x+3y=-7$