-3(3+2b)=13+5b

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Solution for -3(3+2b)=13+5b equation:


Simplifying
-3(3 + 2b) = 13 + 5b
(3 * -3 + 2b * -3) = 13 + 5b
(-9 + -6b) = 13 + 5b

Solving
-9 + -6b = 13 + 5b

Solving for variable 'b'.

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

Add '-5b' to each side of the equation.
-9 + -6b + -5b = 13 + 5b + -5b

Combine like terms: -6b + -5b = -11b
-9 + -11b = 13 + 5b + -5b

Combine like terms: 5b + -5b = 0
-9 + -11b = 13 + 0
-9 + -11b = 13

Add '9' to each side of the equation.
-9 + 9 + -11b = 13 + 9

Combine like terms: -9 + 9 = 0
0 + -11b = 13 + 9
-11b = 13 + 9

Combine like terms: 13 + 9 = 22
-11b = 22

Divide each side by '-11'.
b = -2

Simplifying
b = -2

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