40=17y-9y

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Solution for 40=17y-9y equation:


Simplifying
40 = 17y + -9y

Combine like terms: 17y + -9y = 8y
40 = 8y

Solving
40 = 8y

Solving for variable 'y'.

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

Add '-8y' to each side of the equation.
40 + -8y = 8y + -8y

Combine like terms: 8y + -8y = 0
40 + -8y = 0

Add '-40' to each side of the equation.
40 + -40 + -8y = 0 + -40

Combine like terms: 40 + -40 = 0
0 + -8y = 0 + -40
-8y = 0 + -40

Combine like terms: 0 + -40 = -40
-8y = -40

Divide each side by '-8'.
y = 5

Simplifying
y = 5

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