Solve by Substitution

Solve by Substitution

9th Grade

17 Qs

quiz-placeholder

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Solve by Substitution

Solve by Substitution

Assessment

Quiz

Mathematics

9th Grade

Hard

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

Standards-aligned

Created by

Anthony Clark

FREE Resource

17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

y = 5x - 4
y = x

0,1

1,1

-1,2

2,3

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system by substitution.
 

5x + 4y= −14
y =  −7x  −  15 

(-2, -1)

(1, -2)

(-2, 1)

(-1, -2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the first step in solving a system by Substitution?

Make sure both equations are in standard form.

Make sure at least one equation is solved for one variable.

Make sure both equations are in slope-intercept form.

Make sure both equations can be solved.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve this system by substitution.

(1, -4)

(1, 4)

(-4, -7)

(-7, -4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

solve by substitution: y=3x+14
y=-4x

y=3

y=1

y= - 2

y=4

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3x + 2y = 8
-x + y = -11

(-5,6)

(6,-11)

(-6,-5)

(6,-5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve:
8x + 4y = 12
y = -2x + 3

(0,3)

(3,0)

No solution(parallel lines)

Infinitely many solutions

Tags

CCSS.8.EE.C.8B

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