40-2z=10

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Solution for 40-2z=10 equation:


Simplifying
40 + -2z = 10

Solving
40 + -2z = 10

Solving for variable 'z'.

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

Add '-40' to each side of the equation.
40 + -40 + -2z = 10 + -40

Combine like terms: 40 + -40 = 0
0 + -2z = 10 + -40
-2z = 10 + -40

Combine like terms: 10 + -40 = -30
-2z = -30

Divide each side by '-2'.
z = 15

Simplifying
z = 15

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