-5y-45=4(y-9)

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Solution for -5y-45=4(y-9) equation:


Simplifying
-5y + -45 = 4(y + -9)

Reorder the terms:
-45 + -5y = 4(y + -9)

Reorder the terms:
-45 + -5y = 4(-9 + y)
-45 + -5y = (-9 * 4 + y * 4)
-45 + -5y = (-36 + 4y)

Solving
-45 + -5y = -36 + 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 + -5y + -4y = -36 + 4y + -4y

Combine like terms: -5y + -4y = -9y
-45 + -9y = -36 + 4y + -4y

Combine like terms: 4y + -4y = 0
-45 + -9y = -36 + 0
-45 + -9y = -36

Add '45' to each side of the equation.
-45 + 45 + -9y = -36 + 45

Combine like terms: -45 + 45 = 0
0 + -9y = -36 + 45
-9y = -36 + 45

Combine like terms: -36 + 45 = 9
-9y = 9

Divide each side by '-9'.
y = -1

Simplifying
y = -1

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