12b+10b+5b-18b-5=40

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Solution for 12b+10b+5b-18b-5=40 equation:


Simplifying
12b + 10b + 5b + -18b + -5 = 40

Reorder the terms:
-5 + 12b + 10b + 5b + -18b = 40

Combine like terms: 12b + 10b = 22b
-5 + 22b + 5b + -18b = 40

Combine like terms: 22b + 5b = 27b
-5 + 27b + -18b = 40

Combine like terms: 27b + -18b = 9b
-5 + 9b = 40

Solving
-5 + 9b = 40

Solving for variable 'b'.

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

Add '5' to each side of the equation.
-5 + 5 + 9b = 40 + 5

Combine like terms: -5 + 5 = 0
0 + 9b = 40 + 5
9b = 40 + 5

Combine like terms: 40 + 5 = 45
9b = 45

Divide each side by '9'.
b = 5

Simplifying
b = 5

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