5b-7=8(1+b)

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Solution for 5b-7=8(1+b) equation:


Simplifying
5b + -7 = 8(1 + b)

Reorder the terms:
-7 + 5b = 8(1 + b)
-7 + 5b = (1 * 8 + b * 8)
-7 + 5b = (8 + 8b)

Solving
-7 + 5b = 8 + 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.
-7 + 5b + -8b = 8 + 8b + -8b

Combine like terms: 5b + -8b = -3b
-7 + -3b = 8 + 8b + -8b

Combine like terms: 8b + -8b = 0
-7 + -3b = 8 + 0
-7 + -3b = 8

Add '7' to each side of the equation.
-7 + 7 + -3b = 8 + 7

Combine like terms: -7 + 7 = 0
0 + -3b = 8 + 7
-3b = 8 + 7

Combine like terms: 8 + 7 = 15
-3b = 15

Divide each side by '-3'.
b = -5

Simplifying
b = -5

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