4b+-6b+7=31

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Solution for 4b+-6b+7=31 equation:


Simplifying
4b + -6b + 7 = 31

Reorder the terms:
7 + 4b + -6b = 31

Combine like terms: 4b + -6b = -2b
7 + -2b = 31

Solving
7 + -2b = 31

Solving for variable 'b'.

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

Add '-7' to each side of the equation.
7 + -7 + -2b = 31 + -7

Combine like terms: 7 + -7 = 0
0 + -2b = 31 + -7
-2b = 31 + -7

Combine like terms: 31 + -7 = 24
-2b = 24

Divide each side by '-2'.
b = -12

Simplifying
b = -12

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