-3(5+5b)-7b=-191

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Solution for -3(5+5b)-7b=-191 equation:


Simplifying
-3(5 + 5b) + -7b = -191
(5 * -3 + 5b * -3) + -7b = -191
(-15 + -15b) + -7b = -191

Combine like terms: -15b + -7b = -22b
-15 + -22b = -191

Solving
-15 + -22b = -191

Solving for variable 'b'.

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

Add '15' to each side of the equation.
-15 + 15 + -22b = -191 + 15

Combine like terms: -15 + 15 = 0
0 + -22b = -191 + 15
-22b = -191 + 15

Combine like terms: -191 + 15 = -176
-22b = -176

Divide each side by '-22'.
b = 8

Simplifying
b = 8

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