4(3+-1y)+5y=9

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Solution for 4(3+-1y)+5y=9 equation:


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

Combine like terms: -4y + 5y = 1y
12 + 1y = 9

Solving
12 + 1y = 9

Solving for variable 'y'.

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

Add '-12' to each side of the equation.
12 + -12 + 1y = 9 + -12

Combine like terms: 12 + -12 = 0
0 + 1y = 9 + -12
1y = 9 + -12

Combine like terms: 9 + -12 = -3
1y = -3

Divide each side by '1'.
y = -3

Simplifying
y = -3

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