8=2b-7

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Solution for 8=2b-7 equation:


Simplifying
8 = 2b + -7

Reorder the terms:
8 = -7 + 2b

Solving
8 = -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.
8 + -2b = -7 + 2b + -2b

Combine like terms: 2b + -2b = 0
8 + -2b = -7 + 0
8 + -2b = -7

Add '-8' to each side of the equation.
8 + -8 + -2b = -7 + -8

Combine like terms: 8 + -8 = 0
0 + -2b = -7 + -8
-2b = -7 + -8

Combine like terms: -7 + -8 = -15
-2b = -15

Divide each side by '-2'.
b = 7.5

Simplifying
b = 7.5

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