-5(2y-9)-y=-4(y-5)

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Solution for -5(2y-9)-y=-4(y-5) equation:


Simplifying
-5(2y + -9) + -1y = -4(y + -5)

Reorder the terms:
-5(-9 + 2y) + -1y = -4(y + -5)
(-9 * -5 + 2y * -5) + -1y = -4(y + -5)
(45 + -10y) + -1y = -4(y + -5)

Combine like terms: -10y + -1y = -11y
45 + -11y = -4(y + -5)

Reorder the terms:
45 + -11y = -4(-5 + y)
45 + -11y = (-5 * -4 + y * -4)
45 + -11y = (20 + -4y)

Solving
45 + -11y = 20 + -4y

Solving for variable 'y'.

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

Add '4y' to each side of the equation.
45 + -11y + 4y = 20 + -4y + 4y

Combine like terms: -11y + 4y = -7y
45 + -7y = 20 + -4y + 4y

Combine like terms: -4y + 4y = 0
45 + -7y = 20 + 0
45 + -7y = 20

Add '-45' to each side of the equation.
45 + -45 + -7y = 20 + -45

Combine like terms: 45 + -45 = 0
0 + -7y = 20 + -45
-7y = 20 + -45

Combine like terms: 20 + -45 = -25
-7y = -25

Divide each side by '-7'.
y = 3.571428571

Simplifying
y = 3.571428571

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