4b-6b+7=9

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Solution for 4b-6b+7=9 equation:


Simplifying
4b + -6b + 7 = 9

Reorder the terms:
7 + 4b + -6b = 9

Combine like terms: 4b + -6b = -2b
7 + -2b = 9

Solving
7 + -2b = 9

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 = 9 + -7

Combine like terms: 7 + -7 = 0
0 + -2b = 9 + -7
-2b = 9 + -7

Combine like terms: 9 + -7 = 2
-2b = 2

Divide each side by '-2'.
b = -1

Simplifying
b = -1

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