20y+18=90

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Solution for 20y+18=90 equation: 


Simplifying
20y + 18 = 90

Reorder the terms:
18 + 20y = 90

Solving
18 + 20y = 90

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 + 20y = 90 + -18

Combine like terms: 18 + -18 = 0
0 + 20y = 90 + -18
20y = 90 + -18

Combine like terms: 90 + -18 = 72
20y = 72

Divide each side by '20'.
y = 3.6

Simplifying
y = 3.6

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