-9b+4+7b=-3b+9

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Solution for -9b+4+7b=-3b+9 equation:


Simplifying
-9b + 4 + 7b = -3b + 9

Reorder the terms:
4 + -9b + 7b = -3b + 9

Combine like terms: -9b + 7b = -2b
4 + -2b = -3b + 9

Reorder the terms:
4 + -2b = 9 + -3b

Solving
4 + -2b = 9 + -3b

Solving for variable 'b'.

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

Add '3b' to each side of the equation.
4 + -2b + 3b = 9 + -3b + 3b

Combine like terms: -2b + 3b = 1b
4 + 1b = 9 + -3b + 3b

Combine like terms: -3b + 3b = 0
4 + 1b = 9 + 0
4 + 1b = 9

Add '-4' to each side of the equation.
4 + -4 + 1b = 9 + -4

Combine like terms: 4 + -4 = 0
0 + 1b = 9 + -4
1b = 9 + -4

Combine like terms: 9 + -4 = 5
1b = 5

Divide each side by '1'.
b = 5

Simplifying
b = 5

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