7b-20=-3b

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Solution for 7b-20=-3b equation:


Simplifying
7b + -20 = -3b

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

Solving
-20 + 7b = -3b

Solving for variable 'b'.

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

Add '3b' to each side of the equation.
-20 + 7b + 3b = -3b + 3b

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

Combine like terms: -3b + 3b = 0
-20 + 10b = 0

Add '20' to each side of the equation.
-20 + 20 + 10b = 0 + 20

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

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

Divide each side by '10'.
b = 2

Simplifying
b = 2

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