-7(7+5b)=23+b

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Solution for -7(7+5b)=23+b equation:


Simplifying
-7(7 + 5b) = 23 + b
(7 * -7 + 5b * -7) = 23 + b
(-49 + -35b) = 23 + b

Solving
-49 + -35b = 23 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
-49 + -35b + -1b = 23 + b + -1b

Combine like terms: -35b + -1b = -36b
-49 + -36b = 23 + b + -1b

Combine like terms: b + -1b = 0
-49 + -36b = 23 + 0
-49 + -36b = 23

Add '49' to each side of the equation.
-49 + 49 + -36b = 23 + 49

Combine like terms: -49 + 49 = 0
0 + -36b = 23 + 49
-36b = 23 + 49

Combine like terms: 23 + 49 = 72
-36b = 72

Divide each side by '-36'.
b = -2

Simplifying
b = -2

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