3b-b+7+4b=43

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Solution for 3b-b+7+4b=43 equation:


Simplifying
3b + -1b + 7 + 4b = 43

Reorder the terms:
7 + 3b + -1b + 4b = 43

Combine like terms: 3b + -1b = 2b
7 + 2b + 4b = 43

Combine like terms: 2b + 4b = 6b
7 + 6b = 43

Solving
7 + 6b = 43

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 + 6b = 43 + -7

Combine like terms: 7 + -7 = 0
0 + 6b = 43 + -7
6b = 43 + -7

Combine like terms: 43 + -7 = 36
6b = 36

Divide each side by '6'.
b = 6

Simplifying
b = 6

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