-4(5b+9)=2(8b+2)+4b

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Solution for -4(5b+9)=2(8b+2)+4b equation:


Simplifying
-4(5b + 9) = 2(8b + 2) + 4b

Reorder the terms:
-4(9 + 5b) = 2(8b + 2) + 4b
(9 * -4 + 5b * -4) = 2(8b + 2) + 4b
(-36 + -20b) = 2(8b + 2) + 4b

Reorder the terms:
-36 + -20b = 2(2 + 8b) + 4b
-36 + -20b = (2 * 2 + 8b * 2) + 4b
-36 + -20b = (4 + 16b) + 4b

Combine like terms: 16b + 4b = 20b
-36 + -20b = 4 + 20b

Solving
-36 + -20b = 4 + 20b

Solving for variable 'b'.

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

Add '-20b' to each side of the equation.
-36 + -20b + -20b = 4 + 20b + -20b

Combine like terms: -20b + -20b = -40b
-36 + -40b = 4 + 20b + -20b

Combine like terms: 20b + -20b = 0
-36 + -40b = 4 + 0
-36 + -40b = 4

Add '36' to each side of the equation.
-36 + 36 + -40b = 4 + 36

Combine like terms: -36 + 36 = 0
0 + -40b = 4 + 36
-40b = 4 + 36

Combine like terms: 4 + 36 = 40
-40b = 40

Divide each side by '-40'.
b = -1

Simplifying
b = -1

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