85-9(y)=7(4+y)

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Solution for 85-9(y)=7(4+y) equation:


Simplifying
85 + -9(y) = 7(4 + y)
85 + -9y = (4 * 7 + y * 7)
85 + -9y = (28 + 7y)

Solving
85 + -9y = 28 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
85 + -9y + -7y = 28 + 7y + -7y

Combine like terms: -9y + -7y = -16y
85 + -16y = 28 + 7y + -7y

Combine like terms: 7y + -7y = 0
85 + -16y = 28 + 0
85 + -16y = 28

Add '-85' to each side of the equation.
85 + -85 + -16y = 28 + -85

Combine like terms: 85 + -85 = 0
0 + -16y = 28 + -85
-16y = 28 + -85

Combine like terms: 28 + -85 = -57
-16y = -57

Divide each side by '-16'.
y = 3.5625

Simplifying
y = 3.5625

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