Question

Solve the given equation.



z - 42 = 7

Answer 1

z = 49

Explanation:

z - 42 = 7

z - 42 = 7

+42 +42

z = 49

1. add 42 to both sides (adding because its - 42)

2. that leaves us with 7+42 = 49 so z=49

to check your answer u can always plug in 49.

49 - 42 = 7

yup. 49-42 does equal 7.

Answer 2

7 + 42 = 49 so it’s 49