7y+15=4y+66

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Solution for 7y+15=4y+66 equation:


Simplifying
7y + 15 = 4y + 66

Reorder the terms:
15 + 7y = 4y + 66

Reorder the terms:
15 + 7y = 66 + 4y

Solving
15 + 7y = 66 + 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.
15 + 7y + -4y = 66 + 4y + -4y

Combine like terms: 7y + -4y = 3y
15 + 3y = 66 + 4y + -4y

Combine like terms: 4y + -4y = 0
15 + 3y = 66 + 0
15 + 3y = 66

Add '-15' to each side of the equation.
15 + -15 + 3y = 66 + -15

Combine like terms: 15 + -15 = 0
0 + 3y = 66 + -15
3y = 66 + -15

Combine like terms: 66 + -15 = 51
3y = 51

Divide each side by '3'.
y = 17

Simplifying
y = 17

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