7y-69=3y-9

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Solution for 7y-69=3y-9 equation:


Simplifying
7y + -69 = 3y + -9

Reorder the terms:
-69 + 7y = 3y + -9

Reorder the terms:
-69 + 7y = -9 + 3y

Solving
-69 + 7y = -9 + 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.
-69 + 7y + -3y = -9 + 3y + -3y

Combine like terms: 7y + -3y = 4y
-69 + 4y = -9 + 3y + -3y

Combine like terms: 3y + -3y = 0
-69 + 4y = -9 + 0
-69 + 4y = -9

Add '69' to each side of the equation.
-69 + 69 + 4y = -9 + 69

Combine like terms: -69 + 69 = 0
0 + 4y = -9 + 69
4y = -9 + 69

Combine like terms: -9 + 69 = 60
4y = 60

Divide each side by '4'.
y = 15

Simplifying
y = 15

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