3(13+0.5y)-2y=42

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Solution for 3(13+0.5y)-2y=42 equation:


Simplifying
3(13 + 0.5y) + -2y = 42
(13 * 3 + 0.5y * 3) + -2y = 42
(39 + 1.5y) + -2y = 42

Combine like terms: 1.5y + -2y = -0.5y
39 + -0.5y = 42

Solving
39 + -0.5y = 42

Solving for variable 'y'.

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

Add '-39' to each side of the equation.
39 + -39 + -0.5y = 42 + -39

Combine like terms: 39 + -39 = 0
0 + -0.5y = 42 + -39
-0.5y = 42 + -39

Combine like terms: 42 + -39 = 3
-0.5y = 3

Divide each side by '-0.5'.
y = -6

Simplifying
y = -6

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