Question

Solve the equation 5 - 5z = 15

Answer 1

z=-2

Explanation:

5-5z=15

-5z=15-5

-5z=10

z=10/-5

z=-2

Answer 2

`z=-2`

Explanation:

`5 - 5z = 15`

Subtract 5 from both sides:-

`5-5z-5=15-5`

`-5z=10`

Divide both sides by -5:-

`(-5z)/(-5)=(10)/(-5)`

`z=-2`

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