2b+4-8+b=-7

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Solution for 2b+4-8+b=-7 equation:


Simplifying
2b + 4 + -8 + b = -7

Reorder the terms:
4 + -8 + 2b + b = -7

Combine like terms: 4 + -8 = -4
-4 + 2b + b = -7

Combine like terms: 2b + b = 3b
-4 + 3b = -7

Solving
-4 + 3b = -7

Solving for variable 'b'.

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

Add '4' to each side of the equation.
-4 + 4 + 3b = -7 + 4

Combine like terms: -4 + 4 = 0
0 + 3b = -7 + 4
3b = -7 + 4

Combine like terms: -7 + 4 = -3
3b = -3

Divide each side by '3'.
b = -1

Simplifying
b = -1

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