Question

Solve the equation. y + 3 = –y + 9

A. y = 1
B. y = 3
C. y = 6
D. y = 9

Answer 1

Hello!

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Your answer would be (B) y = 3

Step-by-step explanation: Isolate the variable by dividing each side by factors that don't contain the variable.

Hope this helped you!

Answer 2

y=3

Explanation:

y + 3 = –y + 9

Add y to each side

y+y + 3 = –y+y + 9

2y+3 = 9

Subtract 3 from each side

2y+3-3 = 9-3

2y = 6

Divide by 2

2y/2 = 6/3

y =3