7(y-3)-2(5-y)+25=4(y+3)-8

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Solution for 7(y-3)-2(5-y)+25=4(y+3)-8 equation:


Simplifying
7(y + -3) + -2(5 + -1y) + 25 = 4(y + 3) + -8

Reorder the terms:
7(-3 + y) + -2(5 + -1y) + 25 = 4(y + 3) + -8
(-3 * 7 + y * 7) + -2(5 + -1y) + 25 = 4(y + 3) + -8
(-21 + 7y) + -2(5 + -1y) + 25 = 4(y + 3) + -8
-21 + 7y + (5 * -2 + -1y * -2) + 25 = 4(y + 3) + -8
-21 + 7y + (-10 + 2y) + 25 = 4(y + 3) + -8

Reorder the terms:
-21 + -10 + 25 + 7y + 2y = 4(y + 3) + -8

Combine like terms: -21 + -10 = -31
-31 + 25 + 7y + 2y = 4(y + 3) + -8

Combine like terms: -31 + 25 = -6
-6 + 7y + 2y = 4(y + 3) + -8

Combine like terms: 7y + 2y = 9y
-6 + 9y = 4(y + 3) + -8

Reorder the terms:
-6 + 9y = 4(3 + y) + -8
-6 + 9y = (3 * 4 + y * 4) + -8
-6 + 9y = (12 + 4y) + -8

Reorder the terms:
-6 + 9y = 12 + -8 + 4y

Combine like terms: 12 + -8 = 4
-6 + 9y = 4 + 4y

Solving
-6 + 9y = 4 + 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.
-6 + 9y + -4y = 4 + 4y + -4y

Combine like terms: 9y + -4y = 5y
-6 + 5y = 4 + 4y + -4y

Combine like terms: 4y + -4y = 0
-6 + 5y = 4 + 0
-6 + 5y = 4

Add '6' to each side of the equation.
-6 + 6 + 5y = 4 + 6

Combine like terms: -6 + 6 = 0
0 + 5y = 4 + 6
5y = 4 + 6

Combine like terms: 4 + 6 = 10
5y = 10

Divide each side by '5'.
y = 2

Simplifying
y = 2

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