Apply System of Equations

Solve the below system by graphing: y=\frac{1}{2}x+7 -3x+2y=6

• (4, 9)

• (9, 4)

• Infinitely Many Solutions

• No Solution

Tags

CCSS.8.EE.C.8B

• (4, 9)

• (9, 4)

• Infinitely Many Solutions

• No Solution

Tags

CCSS.8.EE.C.8B

Karen makes $5 per hour babysitting and $12 per hour giving music lessons. One weekend, she worked a total of 18 hours and made $139. How many hours did she spend babysitting?

• 4 hours

• 7 hours

• 11 hours

• 18 hours

Tags

CCSS.8.EE.C.8C

Two numbers have a sum of 217 and a difference of 85. What is the larger of the two numbers?

Tags

CCSS.8.EE.C.8C

Two numbers have a sum of 217 and a difference of 85. What is the smaller of the two numbers?

Tags

CCSS.8.EE.C.8C

Select the best option below for solving this system of equations using elimination.

• Multiply the first equation by -1.

• Multiply the first equation by -2.

• Solve the second equation for y, then substitute that expression in for y in the other equation.

• No changes are necessary - this system is perfectly setup for elimination.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Which answer below shows the first step in solving the below system of equations using substitution?

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The below system of equations is setup nicely to use the _____ method.

• substitution

• elimination

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

How do you solve a system of equations?

(CLICK ALL THAT APPLY)

• graphing

• elimination

• substitution

• nSolve

• linSolve

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Julie is asked to solve the system below by elimination. Which of the following steps would be the BEST way to begin?

• 
• 
• 
• 

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6