9y-17=4(y+7)

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Solution for 9y-17=4(y+7) equation:


Simplifying
9y + -17 = 4(y + 7)

Reorder the terms:
-17 + 9y = 4(y + 7)

Reorder the terms:
-17 + 9y = 4(7 + y)
-17 + 9y = (7 * 4 + y * 4)
-17 + 9y = (28 + 4y)

Solving
-17 + 9y = 28 + 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.
-17 + 9y + -4y = 28 + 4y + -4y

Combine like terms: 9y + -4y = 5y
-17 + 5y = 28 + 4y + -4y

Combine like terms: 4y + -4y = 0
-17 + 5y = 28 + 0
-17 + 5y = 28

Add '17' to each side of the equation.
-17 + 17 + 5y = 28 + 17

Combine like terms: -17 + 17 = 0
0 + 5y = 28 + 17
5y = 28 + 17

Combine like terms: 28 + 17 = 45
5y = 45

Divide each side by '5'.
y = 9

Simplifying
y = 9

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