20=-2+5b-3

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Solution for 20=-2+5b-3 equation:


Simplifying
20 = -2 + 5b + -3

Reorder the terms:
20 = -2 + -3 + 5b

Combine like terms: -2 + -3 = -5
20 = -5 + 5b

Solving
20 = -5 + 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.
20 + -5b = -5 + 5b + -5b

Combine like terms: 5b + -5b = 0
20 + -5b = -5 + 0
20 + -5b = -5

Add '-20' to each side of the equation.
20 + -20 + -5b = -5 + -20

Combine like terms: 20 + -20 = 0
0 + -5b = -5 + -20
-5b = -5 + -20

Combine like terms: -5 + -20 = -25
-5b = -25

Divide each side by '-5'.
b = 5

Simplifying
b = 5

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