7b+17=8b-15

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Solution for 7b+17=8b-15 equation:


Simplifying
7b + 17 = 8b + -15

Reorder the terms:
17 + 7b = 8b + -15

Reorder the terms:
17 + 7b = -15 + 8b

Solving
17 + 7b = -15 + 8b

Solving for variable 'b'.

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

Add '-8b' to each side of the equation.
17 + 7b + -8b = -15 + 8b + -8b

Combine like terms: 7b + -8b = -1b
17 + -1b = -15 + 8b + -8b

Combine like terms: 8b + -8b = 0
17 + -1b = -15 + 0
17 + -1b = -15

Add '-17' to each side of the equation.
17 + -17 + -1b = -15 + -17

Combine like terms: 17 + -17 = 0
0 + -1b = -15 + -17
-1b = -15 + -17

Combine like terms: -15 + -17 = -32
-1b = -32

Divide each side by '-1'.
b = 32

Simplifying
b = 32

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