-4y+13=3(y+9)

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Solution for -4y+13=3(y+9) equation:


Simplifying
-4y + 13 = 3(y + 9)

Reorder the terms:
13 + -4y = 3(y + 9)

Reorder the terms:
13 + -4y = 3(9 + y)
13 + -4y = (9 * 3 + y * 3)
13 + -4y = (27 + 3y)

Solving
13 + -4y = 27 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
13 + -4y + -3y = 27 + 3y + -3y

Combine like terms: -4y + -3y = -7y
13 + -7y = 27 + 3y + -3y

Combine like terms: 3y + -3y = 0
13 + -7y = 27 + 0
13 + -7y = 27

Add '-13' to each side of the equation.
13 + -13 + -7y = 27 + -13

Combine like terms: 13 + -13 = 0
0 + -7y = 27 + -13
-7y = 27 + -13

Combine like terms: 27 + -13 = 14
-7y = 14

Divide each side by '-7'.
y = -2

Simplifying
y = -2

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