Unsolved Problems 1. Solve the following equations and check your answer. i) x + 7 = 15 ii) 4x-38 = - 18 ​

Answers 1

Step-by-step explanation:

I)x+7=15

x=15-7

x=8

8+7=15

checked:x is replaced with the answer '8'

ii)4x-38=-18

4x= -18+38

4x=20

x=20÷4

x=5

checked 4×5-38 = - 18

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