8b+5b-20=3+7b+7

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Solution for 8b+5b-20=3+7b+7 equation:


Simplifying
8b + 5b + -20 = 3 + 7b + 7

Reorder the terms:
-20 + 8b + 5b = 3 + 7b + 7

Combine like terms: 8b + 5b = 13b
-20 + 13b = 3 + 7b + 7

Reorder the terms:
-20 + 13b = 3 + 7 + 7b

Combine like terms: 3 + 7 = 10
-20 + 13b = 10 + 7b

Solving
-20 + 13b = 10 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
-20 + 13b + -7b = 10 + 7b + -7b

Combine like terms: 13b + -7b = 6b
-20 + 6b = 10 + 7b + -7b

Combine like terms: 7b + -7b = 0
-20 + 6b = 10 + 0
-20 + 6b = 10

Add '20' to each side of the equation.
-20 + 20 + 6b = 10 + 20

Combine like terms: -20 + 20 = 0
0 + 6b = 10 + 20
6b = 10 + 20

Combine like terms: 10 + 20 = 30
6b = 30

Divide each side by '6'.
b = 5

Simplifying
b = 5

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