7-4+5y=9

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Solution for 7-4+5y=9 equation: 


Simplifying
7 + -4 + 5y = 9

Combine like terms: 7 + -4 = 3
3 + 5y = 9

Solving
3 + 5y = 9

Solving for variable 'y'.

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

Add '-3' to each side of the equation.
3 + -3 + 5y = 9 + -3

Combine like terms: 3 + -3 = 0
0 + 5y = 9 + -3
5y = 9 + -3

Combine like terms: 9 + -3 = 6
5y = 6

Divide each side by '5'.
y = 1.2

Simplifying
y = 1.2

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