-4y-5(2y+7)=4-1(-9-y)

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Solution for -4y-5(2y+7)=4-1(-9-y) equation:


Simplifying
-4y + -5(2y + 7) = 4 + -1(-9 + -1y)

Reorder the terms:
-4y + -5(7 + 2y) = 4 + -1(-9 + -1y)
-4y + (7 * -5 + 2y * -5) = 4 + -1(-9 + -1y)
-4y + (-35 + -10y) = 4 + -1(-9 + -1y)

Reorder the terms:
-35 + -4y + -10y = 4 + -1(-9 + -1y)

Combine like terms: -4y + -10y = -14y
-35 + -14y = 4 + -1(-9 + -1y)
-35 + -14y = 4 + (-9 * -1 + -1y * -1)
-35 + -14y = 4 + (9 + 1y)

Combine like terms: 4 + 9 = 13
-35 + -14y = 13 + 1y

Solving
-35 + -14y = 13 + 1y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-35 + -14y + -1y = 13 + 1y + -1y

Combine like terms: -14y + -1y = -15y
-35 + -15y = 13 + 1y + -1y

Combine like terms: 1y + -1y = 0
-35 + -15y = 13 + 0
-35 + -15y = 13

Add '35' to each side of the equation.
-35 + 35 + -15y = 13 + 35

Combine like terms: -35 + 35 = 0
0 + -15y = 13 + 35
-15y = 13 + 35

Combine like terms: 13 + 35 = 48
-15y = 48

Divide each side by '-15'.
y = -3.2

Simplifying
y = -3.2

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