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

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


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

Reorder the terms:
-13 = 3b + -2(5 + b)
-13 = 3b + (5 * -2 + b * -2)
-13 = 3b + (-10 + -2b)

Reorder the terms:
-13 = -10 + 3b + -2b

Combine like terms: 3b + -2b = 1b
-13 = -10 + 1b

Solving
-13 = -10 + 1b

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.
-13 + -1b = -10 + 1b + -1b

Combine like terms: 1b + -1b = 0
-13 + -1b = -10 + 0
-13 + -1b = -10

Add '13' to each side of the equation.
-13 + 13 + -1b = -10 + 13

Combine like terms: -13 + 13 = 0
0 + -1b = -10 + 13
-1b = -10 + 13

Combine like terms: -10 + 13 = 3
-1b = 3

Divide each side by '-1'.
b = -3

Simplifying
b = -3

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