9y+45=4(y+5)

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


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

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

Reorder the terms:
45 + 9y = 4(5 + y)
45 + 9y = (5 * 4 + y * 4)
45 + 9y = (20 + 4y)

Solving
45 + 9y = 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 + 9y + -4y = 20 + 4y + -4y

Combine like terms: 9y + -4y = 5y
45 + 5y = 20 + 4y + -4y

Combine like terms: 4y + -4y = 0
45 + 5y = 20 + 0
45 + 5y = 20

Add '-45' to each side of the equation.
45 + -45 + 5y = 20 + -45

Combine like terms: 45 + -45 = 0
0 + 5y = 20 + -45
5y = 20 + -45

Combine like terms: 20 + -45 = -25
5y = -25

Divide each side by '5'.
y = -5

Simplifying
y = -5

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