7(-5+m)=42

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Solution for 7(-5+m)=42 equation: 


Simplifying
7(-5 + m) = 42
(-5 * 7 + m * 7) = 42
(-35 + 7m) = 42

Solving
-35 + 7m = 42

Solving for variable 'm'.

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

Add '35' to each side of the equation.
-35 + 35 + 7m = 42 + 35

Combine like terms: -35 + 35 = 0
0 + 7m = 42 + 35
7m = 42 + 35

Combine like terms: 42 + 35 = 77
7m = 77

Divide each side by '7'.
m = 11

Simplifying
m = 11

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