42y-3-39y+10=43

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Solution for 42y-3-39y+10=43 equation:


Simplifying
42y + -3 + -39y + 10 = 43

Reorder the terms:
-3 + 10 + 42y + -39y = 43

Combine like terms: -3 + 10 = 7
7 + 42y + -39y = 43

Combine like terms: 42y + -39y = 3y
7 + 3y = 43

Solving
7 + 3y = 43

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -7 + 3y = 43 + -7

Combine like terms: 7 + -7 = 0
0 + 3y = 43 + -7
3y = 43 + -7

Combine like terms: 43 + -7 = 36
3y = 36

Divide each side by '3'.
y = 12

Simplifying
y = 12

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