3(9+y)=4(2-y)

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Solution for 3(9+y)=4(2-y) equation:


Simplifying
3(9 + y) = 4(2 + -1y)
(9 * 3 + y * 3) = 4(2 + -1y)
(27 + 3y) = 4(2 + -1y)
27 + 3y = (2 * 4 + -1y * 4)
27 + 3y = (8 + -4y)

Solving
27 + 3y = 8 + -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.
27 + 3y + 4y = 8 + -4y + 4y

Combine like terms: 3y + 4y = 7y
27 + 7y = 8 + -4y + 4y

Combine like terms: -4y + 4y = 0
27 + 7y = 8 + 0
27 + 7y = 8

Add '-27' to each side of the equation.
27 + -27 + 7y = 8 + -27

Combine like terms: 27 + -27 = 0
0 + 7y = 8 + -27
7y = 8 + -27

Combine like terms: 8 + -27 = -19
7y = -19

Divide each side by '7'.
y = -2.714285714

Simplifying
y = -2.714285714

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