-7=1-2b-2b

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Solution for -7=1-2b-2b equation:


Simplifying
-7 = 1 + -2b + -2b

Combine like terms: -2b + -2b = -4b
-7 = 1 + -4b

Solving
-7 = 1 + -4b

Solving for variable 'b'.

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

Add '4b' to each side of the equation.
-7 + 4b = 1 + -4b + 4b

Combine like terms: -4b + 4b = 0
-7 + 4b = 1 + 0
-7 + 4b = 1

Add '7' to each side of the equation.
-7 + 7 + 4b = 1 + 7

Combine like terms: -7 + 7 = 0
0 + 4b = 1 + 7
4b = 1 + 7

Combine like terms: 1 + 7 = 8
4b = 8

Divide each side by '4'.
b = 2

Simplifying
b = 2

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