7b-5-5b=15-2b

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Solution for 7b-5-5b=15-2b equation:


Simplifying
7b + -5 + -5b = 15 + -2b

Reorder the terms:
-5 + 7b + -5b = 15 + -2b

Combine like terms: 7b + -5b = 2b
-5 + 2b = 15 + -2b

Solving
-5 + 2b = 15 + -2b

Solving for variable 'b'.

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

Add '2b' to each side of the equation.
-5 + 2b + 2b = 15 + -2b + 2b

Combine like terms: 2b + 2b = 4b
-5 + 4b = 15 + -2b + 2b

Combine like terms: -2b + 2b = 0
-5 + 4b = 15 + 0
-5 + 4b = 15

Add '5' to each side of the equation.
-5 + 5 + 4b = 15 + 5

Combine like terms: -5 + 5 = 0
0 + 4b = 15 + 5
4b = 15 + 5

Combine like terms: 15 + 5 = 20
4b = 20

Divide each side by '4'.
b = 5

Simplifying
b = 5

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