-7(-7+b)=42

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Solution for -7(-7+b)=42 equation: 


Simplifying
-7(-7 + b) = 42
(-7 * -7 + b * -7) = 42
(49 + -7b) = 42

Solving
49 + -7b = 42

Solving for variable 'b'.

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

Add '-49' to each side of the equation.
49 + -49 + -7b = 42 + -49

Combine like terms: 49 + -49 = 0
0 + -7b = 42 + -49
-7b = 42 + -49

Combine like terms: 42 + -49 = -7
-7b = -7

Divide each side by '-7'.
b = 1

Simplifying
b = 1

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