Answers AISD Algebraic Reasoning B Credit Recovery 2026-2027Solving Systems of Linear Equations: Substitution

Solving Systems of Linear Equations: Substitution Answers

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y=–3x + 6y=9

(–21, 9)

(9, –21)

(–1, 9)

(9, –1)

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y=–5x + 30x=10

(–20, 10)

(10, –20)

(10, 4)

(4, 10)

What is the solution to the system of equations?y = 1.5x – 4y = –x

(–1.6, 1.6)

(–1.5, 1.5)

(1.5, –1.5)

(1.6, –1.6)

Ernesto tried to determine the solution for the system of equations using substitution. His work is shown below.x – y = 73x – 2y = 8Step 1: x = y + 7Step 2: 3(y + 7) – 2y = 8Step 3: 3y + 7 – 2y = 8Step 4: y + 7 = 8Step 5: y = 1

Step 1

Step 2

Step 3

Step 4

The tables represent two linear functions in a system.What is the solution to this system?

(1, 0)

(1, 6)

(8, 26)

(8, –22)

y=–5x + 30x=10

(–20, 10)

(10, –20)

(10, 4)

(4, 10)

What is the solution to the system of equations?y = 1.5x – 4y = –x

(–1.6, 1.6)

(–1.5, 1.5)

(1.5, –1.5)

(1.6, –1.6)

Which value, when placed in the box, would result in a system of equations with infinitely many solutions?y = -2x + 46x + 3y =

-12

-4

The tables represent two linear functions in a system.What is the solution to this system?

(negative StartFraction 13 over 3 EndFraction, negative 25)

(negative StartFraction 14 over 3 EndFraction, negative 54)

(–13, –50)

(–14, –54)

What is the solution to the system of equations?y = x + 3x = –2

(negative 2, negative StartFraction 15 over 2 EndFraction)

(negative 2, StartFraction 5 over 3 EndFraction)

(negative 2, StartFraction 11 over 6 EndFraction)

(negative 2, StartFraction 13 over 3 EndFraction)

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Solving Systems of Linear Equations: Substitution Answers

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