3(34-4y)+5y=39

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Solution for 3(34-4y)+5y=39 equation:


Simplifying
3(34 + -4y) + 5y = 39
(34 * 3 + -4y * 3) + 5y = 39
(102 + -12y) + 5y = 39

Combine like terms: -12y + 5y = -7y
102 + -7y = 39

Solving
102 + -7y = 39

Solving for variable 'y'.

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

Add '-102' to each side of the equation.
102 + -102 + -7y = 39 + -102

Combine like terms: 102 + -102 = 0
0 + -7y = 39 + -102
-7y = 39 + -102

Combine like terms: 39 + -102 = -63
-7y = -63

Divide each side by '-7'.
y = 9

Simplifying
y = 9

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