-5(6-4b)-2(4-5b)=-68

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Solution for -5(6-4b)-2(4-5b)=-68 equation:


Simplifying
-5(6 + -4b) + -2(4 + -5b) = -68
(6 * -5 + -4b * -5) + -2(4 + -5b) = -68
(-30 + 20b) + -2(4 + -5b) = -68
-30 + 20b + (4 * -2 + -5b * -2) = -68
-30 + 20b + (-8 + 10b) = -68

Reorder the terms:
-30 + -8 + 20b + 10b = -68

Combine like terms: -30 + -8 = -38
-38 + 20b + 10b = -68

Combine like terms: 20b + 10b = 30b
-38 + 30b = -68

Solving
-38 + 30b = -68

Solving for variable 'b'.

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

Add '38' to each side of the equation.
-38 + 38 + 30b = -68 + 38

Combine like terms: -38 + 38 = 0
0 + 30b = -68 + 38
30b = -68 + 38

Combine like terms: -68 + 38 = -30
30b = -30

Divide each side by '30'.
b = -1

Simplifying
b = -1

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