4(5-7y)-5y=9

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Solution for 4(5-7y)-5y=9 equation:


Simplifying
4(5 + -7y) + -5y = 9
(5 * 4 + -7y * 4) + -5y = 9
(20 + -28y) + -5y = 9

Combine like terms: -28y + -5y = -33y
20 + -33y = 9

Solving
20 + -33y = 9

Solving for variable 'y'.

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

Add '-20' to each side of the equation.
20 + -20 + -33y = 9 + -20

Combine like terms: 20 + -20 = 0
0 + -33y = 9 + -20
-33y = 9 + -20

Combine like terms: 9 + -20 = -11
-33y = -11

Divide each side by '-33'.
y = 0.3333333333

Simplifying
y = 0.3333333333

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