5(1y-9)-2y=18

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Solution for 5(1y-9)-2y=18 equation:


Simplifying
5(1y + -9) + -2y = 18

Reorder the terms:
5(-9 + 1y) + -2y = 18
(-9 * 5 + 1y * 5) + -2y = 18
(-45 + 5y) + -2y = 18

Combine like terms: 5y + -2y = 3y
-45 + 3y = 18

Solving
-45 + 3y = 18

Solving for variable 'y'.

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

Add '45' to each side of the equation.
-45 + 45 + 3y = 18 + 45

Combine like terms: -45 + 45 = 0
0 + 3y = 18 + 45
3y = 18 + 45

Combine like terms: 18 + 45 = 63
3y = 63

Divide each side by '3'.
y = 21

Simplifying
y = 21

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