7y+12=4y+39

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Solution for 7y+12=4y+39 equation:


Simplifying
7y + 12 = 4y + 39

Reorder the terms:
12 + 7y = 4y + 39

Reorder the terms:
12 + 7y = 39 + 4y

Solving
12 + 7y = 39 + 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 + 7y + -4y = 39 + 4y + -4y

Combine like terms: 7y + -4y = 3y
12 + 3y = 39 + 4y + -4y

Combine like terms: 4y + -4y = 0
12 + 3y = 39 + 0
12 + 3y = 39

Add '-12' to each side of the equation.
12 + -12 + 3y = 39 + -12

Combine like terms: 12 + -12 = 0
0 + 3y = 39 + -12
3y = 39 + -12

Combine like terms: 39 + -12 = 27
3y = 27

Divide each side by '3'.
y = 9

Simplifying
y = 9

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