Easy Equation Review

Which equation has x = 5 as the solution?

• x + 15 = 10

• 2x = 5

• 2x = 10

• x/2 = 10

Tags

CCSS.6.EE.B.5

Here is an equation: x+4=17

Which diagram represents this equation?

• 
• 

Tags

CCSS.HSA.APR.D.7

Find the solution to the system of equations:

y = x² - 2x - 3

y = 2x - 3

• (-3, 0) and (5, 4)

• 3, 2) and (6, 4)

• 0, -3) and (4, 5)

• (0, 3) and (-4, -5)

Tags

CCSS.HSA.REI.C.7

Which is equivalent to the expression
(4x³ -5x² + 3x) + (-2x³ -x² + 6x)?

• 2x³ -6x² -9x

• 2x³ + 6x² + 9x

• -2x³ -6x² +9x

• 2x³ -6x² + 9x

Tags

CCSS.HSA.APR.A.1

Which is equivalent to the expression
(n² + 6n − 4)(2n − 4)?

• 2n³ + 16n² − 32n + 16

• 2n³ + 8n² − 32n + 16

• 2n³ + 8n² − 12n + 16

• 2n³ + 8n² − 32n - 16

Tags

CCSS.HSA.APR.A.1

Select all solutions to the given equation.

|x| = 5

• x = 5

• x = 0

• x = 5 or x = 25

• x = -5

Select all solutions to the given equation.

|2x - 1| = 7

• x = 3

• x = 4

• x = 6 or x = -4

• x = -3

Select all solutions to the given equation.

10|x +-5| - 7 = 113

• x = 3

• x = 7

• x = 6

• x = -17

Match the given graph with its function.

• y = |x + 1| - 2

• y = |x + 1| + 2

• y = |x - 1| + 2

• y = |x - 1| - 2

Solve:

|x + 3| > 8

• (-∞,-11) or (5,∞)

• (-11,5)

• (-∞,--5) or (11,∞)

• (-∞,-3) or (8,∞)