16(4y+8)=-8(9y+21)

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Solution for 16(4y+8)=-8(9y+21) equation:


Simplifying
16(4y + 8) = -8(9y + 21)

Reorder the terms:
16(8 + 4y) = -8(9y + 21)
(8 * 16 + 4y * 16) = -8(9y + 21)
(128 + 64y) = -8(9y + 21)

Reorder the terms:
128 + 64y = -8(21 + 9y)
128 + 64y = (21 * -8 + 9y * -8)
128 + 64y = (-168 + -72y)

Solving
128 + 64y = -168 + -72y

Solving for variable 'y'.

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

Add '72y' to each side of the equation.
128 + 64y + 72y = -168 + -72y + 72y

Combine like terms: 64y + 72y = 136y
128 + 136y = -168 + -72y + 72y

Combine like terms: -72y + 72y = 0
128 + 136y = -168 + 0
128 + 136y = -168

Add '-128' to each side of the equation.
128 + -128 + 136y = -168 + -128

Combine like terms: 128 + -128 = 0
0 + 136y = -168 + -128
136y = -168 + -128

Combine like terms: -168 + -128 = -296
136y = -296

Divide each side by '136'.
y = -2.176470588

Simplifying
y = -2.176470588

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