Question

Solve 3(y + 7) = 15 and verify your answer.​

Answer 1

Answer:

Answer=

3(y+7)=15

= 3y+21=15

= 3y=15-21

= 3y= (-6)

= y=(-2)

Explanation:

Verification -

3(-2+7)=15

= 3×5=15

= 15=15

Hence,verified.

Answer 2

Answer:

3(y + 7) = 15

y + 7 = 15/3

y + 7 = 5

y = -2

Verification:-

LHS => 3 ( -2 + 7)

3 × 5

=> 15

RHS => 15

Hence verified