3y-4(3y-3)=3-4(4-y)

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Solution for 3y-4(3y-3)=3-4(4-y) equation:


Simplifying
3y + -4(3y + -3) = 3 + -4(4 + -1y)

Reorder the terms:
3y + -4(-3 + 3y) = 3 + -4(4 + -1y)
3y + (-3 * -4 + 3y * -4) = 3 + -4(4 + -1y)
3y + (12 + -12y) = 3 + -4(4 + -1y)

Reorder the terms:
12 + 3y + -12y = 3 + -4(4 + -1y)

Combine like terms: 3y + -12y = -9y
12 + -9y = 3 + -4(4 + -1y)
12 + -9y = 3 + (4 * -4 + -1y * -4)
12 + -9y = 3 + (-16 + 4y)

Combine like terms: 3 + -16 = -13
12 + -9y = -13 + 4y

Solving
12 + -9y = -13 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
12 + -9y + -4y = -13 + 4y + -4y

Combine like terms: -9y + -4y = -13y
12 + -13y = -13 + 4y + -4y

Combine like terms: 4y + -4y = 0
12 + -13y = -13 + 0
12 + -13y = -13

Add '-12' to each side of the equation.
12 + -12 + -13y = -13 + -12

Combine like terms: 12 + -12 = 0
0 + -13y = -13 + -12
-13y = -13 + -12

Combine like terms: -13 + -12 = -25
-13y = -25

Divide each side by '-13'.
y = 1.923076923

Simplifying
y = 1.923076923

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