-2b+10-3b-3=20

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Solution for -2b+10-3b-3=20 equation: 


Simplifying
-2b + 10 + -3b + -3 = 20

Reorder the terms:
10 + -3 + -2b + -3b = 20

Combine like terms: 10 + -3 = 7
7 + -2b + -3b = 20

Combine like terms: -2b + -3b = -5b
7 + -5b = 20

Solving
7 + -5b = 20

Solving for variable 'b'.

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

Add '-7' to each side of the equation.
7 + -7 + -5b = 20 + -7

Combine like terms: 7 + -7 = 0
0 + -5b = 20 + -7
-5b = 20 + -7

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

Divide each side by '-5'.
b = -2.6

Simplifying
b = -2.6

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