-2(12-16y)-(8+5y)=-21

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Solution for -2(12-16y)-(8+5y)=-21 equation:


Simplifying
-2(12 + -16y) + -1(8 + 5y) = -21
(12 * -2 + -16y * -2) + -1(8 + 5y) = -21
(-24 + 32y) + -1(8 + 5y) = -21
-24 + 32y + (8 * -1 + 5y * -1) = -21
-24 + 32y + (-8 + -5y) = -21

Reorder the terms:
-24 + -8 + 32y + -5y = -21

Combine like terms: -24 + -8 = -32
-32 + 32y + -5y = -21

Combine like terms: 32y + -5y = 27y
-32 + 27y = -21

Solving
-32 + 27y = -21

Solving for variable 'y'.

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

Add '32' to each side of the equation.
-32 + 32 + 27y = -21 + 32

Combine like terms: -32 + 32 = 0
0 + 27y = -21 + 32
27y = -21 + 32

Combine like terms: -21 + 32 = 11
27y = 11

Divide each side by '27'.
y = 0.4074074074

Simplifying
y = 0.4074074074

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