-15+5z=2+1

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Solution for -15+5z=2+1 equation: 


Simplifying
-15 + 5z = 2 + 1

Combine like terms: 2 + 1 = 3
-15 + 5z = 3

Solving
-15 + 5z = 3

Solving for variable 'z'.

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

Add '15' to each side of the equation.
-15 + 15 + 5z = 3 + 15

Combine like terms: -15 + 15 = 0
0 + 5z = 3 + 15
5z = 3 + 15

Combine like terms: 3 + 15 = 18
5z = 18

Divide each side by '5'.
z = 3.6

Simplifying
z = 3.6

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