8th grade math practice

find the x-coordinate of the solution to each system. 7) 8x + 16y=−16 -x-8y = 14

• 1

• 6

• -2

• 2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

find the x-coordinate of the solution to each system. 9) 6x9y=-15 -4x + y = 25

• -7

• Infinite number of solutions

• 7

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to this system of equation 15) y = 2x - 4 y=-3x+1

• 4

• -4

• 1

• -1

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the one of the system of this equation 17) y=x+3 y = 5x − 1

• 4

• -4

• 3

• 1

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is one of the solution of this equation . 13) y==x+3 y=-x-2

• -4

• -5

• 5

• 6

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve by finding the solution

14) y=-2/3x+2

y-8/3x-4

• -3

• 5

• Infinite number of solutions

• 1

Tags

CCSS.8.EE.C.8B

find the solution 20) y=-2x+3

y = 3x - 2

• -3

• -1

• (4,2)

• (2,-4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve each system 29) -x + y = 9 -4x - 2y = 12

• (4,-5)

• (6, -7)

• (-4,7)

• (-5,4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve each system. 18) y=1/2x + 3

y = 5/2x - 1

• 1

• No solution

• Infinite number of solutions

• 2

Tags

CCSS.8.EE.C.8B

find the x-coordinate of the solution to each system. 4) 8x - y = -8 16x - 3y = -16

• 0

• 8

• -1

• 1

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6