4b+3(b-2)=15

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Solution for 4b+3(b-2)=15 equation:


Simplifying
4b + 3(b + -2) = 15

Reorder the terms:
4b + 3(-2 + b) = 15
4b + (-2 * 3 + b * 3) = 15
4b + (-6 + 3b) = 15

Reorder the terms:
-6 + 4b + 3b = 15

Combine like terms: 4b + 3b = 7b
-6 + 7b = 15

Solving
-6 + 7b = 15

Solving for variable 'b'.

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

Add '6' to each side of the equation.
-6 + 6 + 7b = 15 + 6

Combine like terms: -6 + 6 = 0
0 + 7b = 15 + 6
7b = 15 + 6

Combine like terms: 15 + 6 = 21
7b = 21

Divide each side by '7'.
b = 3

Simplifying
b = 3

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