20+20z=15

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Solution for 20+20z=15 equation: 


Simplifying
20 + 20z = 15

Solving
20 + 20z = 15

Solving for variable 'z'.

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

Add '-20' to each side of the equation.
20 + -20 + 20z = 15 + -20

Combine like terms: 20 + -20 = 0
0 + 20z = 15 + -20
20z = 15 + -20

Combine like terms: 15 + -20 = -5
20z = -5

Divide each side by '20'.
z = -0.25

Simplifying
z = -0.25

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