1+8b=7b-4

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Solution for 1+8b=7b-4 equation:


Simplifying
1 + 8b = 7b + -4

Reorder the terms:
1 + 8b = -4 + 7b

Solving
1 + 8b = -4 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
1 + 8b + -7b = -4 + 7b + -7b

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

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

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

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

Combine like terms: -4 + -1 = -5
1b = -5

Divide each side by '1'.
b = -5

Simplifying
b = -5

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