8(b-4)+4(b+5)=0

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Solution for 8(b-4)+4(b+5)=0 equation:


Simplifying
8(b + -4) + 4(b + 5) = 0

Reorder the terms:
8(-4 + b) + 4(b + 5) = 0
(-4 * 8 + b * 8) + 4(b + 5) = 0
(-32 + 8b) + 4(b + 5) = 0

Reorder the terms:
-32 + 8b + 4(5 + b) = 0
-32 + 8b + (5 * 4 + b * 4) = 0
-32 + 8b + (20 + 4b) = 0

Reorder the terms:
-32 + 20 + 8b + 4b = 0

Combine like terms: -32 + 20 = -12
-12 + 8b + 4b = 0

Combine like terms: 8b + 4b = 12b
-12 + 12b = 0

Solving
-12 + 12b = 0

Solving for variable 'b'.

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

Add '12' to each side of the equation.
-12 + 12 + 12b = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 12b = 0 + 12
12b = 0 + 12

Combine like terms: 0 + 12 = 12
12b = 12

Divide each side by '12'.
b = 1

Simplifying
b = 1

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