(12y+3)*4-(9-7y)*5=8(3y-5)

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Solution for (12y+3)*4-(9-7y)*5=8(3y-5) equation:


Simplifying
(12y + 3) * 4 + -1(9 + -7y) * 5 = 8(3y + -5)

Reorder the terms:
(3 + 12y) * 4 + -1(9 + -7y) * 5 = 8(3y + -5)

Reorder the terms for easier multiplication:
4(3 + 12y) + -1(9 + -7y) * 5 = 8(3y + -5)
(3 * 4 + 12y * 4) + -1(9 + -7y) * 5 = 8(3y + -5)
(12 + 48y) + -1(9 + -7y) * 5 = 8(3y + -5)

Reorder the terms for easier multiplication:
12 + 48y + -1 * 5(9 + -7y) = 8(3y + -5)

Multiply -1 * 5
12 + 48y + -5(9 + -7y) = 8(3y + -5)
12 + 48y + (9 * -5 + -7y * -5) = 8(3y + -5)
12 + 48y + (-45 + 35y) = 8(3y + -5)

Reorder the terms:
12 + -45 + 48y + 35y = 8(3y + -5)

Combine like terms: 12 + -45 = -33
-33 + 48y + 35y = 8(3y + -5)

Combine like terms: 48y + 35y = 83y
-33 + 83y = 8(3y + -5)

Reorder the terms:
-33 + 83y = 8(-5 + 3y)
-33 + 83y = (-5 * 8 + 3y * 8)
-33 + 83y = (-40 + 24y)

Solving
-33 + 83y = -40 + 24y

Solving for variable 'y'.

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

Add '-24y' to each side of the equation.
-33 + 83y + -24y = -40 + 24y + -24y

Combine like terms: 83y + -24y = 59y
-33 + 59y = -40 + 24y + -24y

Combine like terms: 24y + -24y = 0
-33 + 59y = -40 + 0
-33 + 59y = -40

Add '33' to each side of the equation.
-33 + 33 + 59y = -40 + 33

Combine like terms: -33 + 33 = 0
0 + 59y = -40 + 33
59y = -40 + 33

Combine like terms: -40 + 33 = -7
59y = -7

Divide each side by '59'.
y = -0.1186440678

Simplifying
y = -0.1186440678

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