7(z+-10)=-42

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Solution for 7(z+-10)=-42 equation: 


Simplifying
7(z + -10) = -42

Reorder the terms:
7(-10 + z) = -42
(-10 * 7 + z * 7) = -42
(-70 + 7z) = -42

Solving
-70 + 7z = -42

Solving for variable 'z'.

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

Add '70' to each side of the equation.
-70 + 70 + 7z = -42 + 70

Combine like terms: -70 + 70 = 0
0 + 7z = -42 + 70
7z = -42 + 70

Combine like terms: -42 + 70 = 28
7z = 28

Divide each side by '7'.
z = 4

Simplifying
z = 4

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