-4(b-6)+5(4b-5)=47

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Solution for -4(b-6)+5(4b-5)=47 equation:


Simplifying
-4(b + -6) + 5(4b + -5) = 47

Reorder the terms:
-4(-6 + b) + 5(4b + -5) = 47
(-6 * -4 + b * -4) + 5(4b + -5) = 47
(24 + -4b) + 5(4b + -5) = 47

Reorder the terms:
24 + -4b + 5(-5 + 4b) = 47
24 + -4b + (-5 * 5 + 4b * 5) = 47
24 + -4b + (-25 + 20b) = 47

Reorder the terms:
24 + -25 + -4b + 20b = 47

Combine like terms: 24 + -25 = -1
-1 + -4b + 20b = 47

Combine like terms: -4b + 20b = 16b
-1 + 16b = 47

Solving
-1 + 16b = 47

Solving for variable 'b'.

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

Add '1' to each side of the equation.
-1 + 1 + 16b = 47 + 1

Combine like terms: -1 + 1 = 0
0 + 16b = 47 + 1
16b = 47 + 1

Combine like terms: 47 + 1 = 48
16b = 48

Divide each side by '16'.
b = 3

Simplifying
b = 3

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