-31-8b=-7b+-28

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Solution for -31-8b=-7b+-28 equation:


Simplifying
-31 + -8b = -7b + -28

Reorder the terms:
-31 + -8b = -28 + -7b

Solving
-31 + -8b = -28 + -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.
-31 + -8b + 7b = -28 + -7b + 7b

Combine like terms: -8b + 7b = -1b
-31 + -1b = -28 + -7b + 7b

Combine like terms: -7b + 7b = 0
-31 + -1b = -28 + 0
-31 + -1b = -28

Add '31' to each side of the equation.
-31 + 31 + -1b = -28 + 31

Combine like terms: -31 + 31 = 0
0 + -1b = -28 + 31
-1b = -28 + 31

Combine like terms: -28 + 31 = 3
-1b = 3

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

Simplifying
b = -3

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