Equations Solve Substitution

Equations Solve Substitution

9th Grade

15 Qs

quiz-placeholder

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Equations Solve Substitution

Equations Solve Substitution

Assessment

Quiz

Mathematics

9th Grade

Hard

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

Standards-aligned

Created by

Anthony Clark

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system by substitution:
y = x + 5
4x + y = 20

(3,8)

(8,3)

(0,2)

(2,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

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

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Using the simultaneous equations 7x+7y=-28 and -4 - 0.875x = 1y, find the solution, giving your answer as a coordinate pair

(1, -4)

(0, -4)

(0, -3)

(-4, 0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Using the simultaneous equations 2x+10y=60 and -45 + 30y = 21x, find the solution, giving your answer as a coordinate pair

(6, 5)

(5, 5)

(5, 6)

(5, 5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Christian had brochures printed for a new business venture. Christian originally ordered 4 boxes of black-and-white brochures and 3 boxes of colour brochures, which cost a total of $134. After those ran out, Christian spent $120 on 3 boxes of black-and-white brochures and 3 boxes of colour brochures. Which system represents this situation?

x+y=134
x+y=120

3x+3y=134
4x+3y=120

4x+3y=134
3x+3y=120

7xy=134
6xy=120

Tags

CCSS.8.EE.C.8C

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(3, 4)

(4, 3)

(4, 4)

(3, 3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(1, 2)

(1, 1)

(2, 1)

(2, 2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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