2(4y-9)=18

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Solution for 2(4y-9)=18 equation: 


Simplifying
2(4y + -9) = 18

Reorder the terms:
2(-9 + 4y) = 18
(-9 * 2 + 4y * 2) = 18
(-18 + 8y) = 18

Solving
-18 + 8y = 18

Solving for variable 'y'.

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

Add '18' to each side of the equation.
-18 + 18 + 8y = 18 + 18

Combine like terms: -18 + 18 = 0
0 + 8y = 18 + 18
8y = 18 + 18

Combine like terms: 18 + 18 = 36
8y = 36

Divide each side by '8'.
y = 4.5

Simplifying
y = 4.5

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