-7=3+5z

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Solution for -7=3+5z equation:


Simplifying
-7 = 3 + 5z

Solving
-7 = 3 + 5z

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '-5z' to each side of the equation.
-7 + -5z = 3 + 5z + -5z

Combine like terms: 5z + -5z = 0
-7 + -5z = 3 + 0
-7 + -5z = 3

Add '7' to each side of the equation.
-7 + 7 + -5z = 3 + 7

Combine like terms: -7 + 7 = 0
0 + -5z = 3 + 7
-5z = 3 + 7

Combine like terms: 3 + 7 = 10
-5z = 10

Divide each side by '-5'.
z = -2

Simplifying
z = -2

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