7=2b-8+1

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Solution for 7=2b-8+1 equation:


Simplifying
7 = 2b + -8 + 1

Reorder the terms:
7 = -8 + 1 + 2b

Combine like terms: -8 + 1 = -7
7 = -7 + 2b

Solving
7 = -7 + 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.
7 + -2b = -7 + 2b + -2b

Combine like terms: 2b + -2b = 0
7 + -2b = -7 + 0
7 + -2b = -7

Add '-7' to each side of the equation.
7 + -7 + -2b = -7 + -7

Combine like terms: 7 + -7 = 0
0 + -2b = -7 + -7
-2b = -7 + -7

Combine like terms: -7 + -7 = -14
-2b = -14

Divide each side by '-2'.
b = 7

Simplifying
b = 7

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