3b+2(b-4)=47

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Solution for 3b+2(b-4)=47 equation:


Simplifying
3b + 2(b + -4) = 47

Reorder the terms:
3b + 2(-4 + b) = 47
3b + (-4 * 2 + b * 2) = 47
3b + (-8 + 2b) = 47

Reorder the terms:
-8 + 3b + 2b = 47

Combine like terms: 3b + 2b = 5b
-8 + 5b = 47

Solving
-8 + 5b = 47

Solving for variable 'b'.

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

Add '8' to each side of the equation.
-8 + 8 + 5b = 47 + 8

Combine like terms: -8 + 8 = 0
0 + 5b = 47 + 8
5b = 47 + 8

Combine like terms: 47 + 8 = 55
5b = 55

Divide each side by '5'.
b = 11

Simplifying
b = 11

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