5y-(7y+5)=7-(10y-9)

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Solution for 5y-(7y+5)=7-(10y-9) equation:


Simplifying
5y + -1(7y + 5) = 7 + -1(10y + -9)

Reorder the terms:
5y + -1(5 + 7y) = 7 + -1(10y + -9)
5y + (5 * -1 + 7y * -1) = 7 + -1(10y + -9)
5y + (-5 + -7y) = 7 + -1(10y + -9)

Reorder the terms:
-5 + 5y + -7y = 7 + -1(10y + -9)

Combine like terms: 5y + -7y = -2y
-5 + -2y = 7 + -1(10y + -9)

Reorder the terms:
-5 + -2y = 7 + -1(-9 + 10y)
-5 + -2y = 7 + (-9 * -1 + 10y * -1)
-5 + -2y = 7 + (9 + -10y)

Combine like terms: 7 + 9 = 16
-5 + -2y = 16 + -10y

Solving
-5 + -2y = 16 + -10y

Solving for variable 'y'.

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

Add '10y' to each side of the equation.
-5 + -2y + 10y = 16 + -10y + 10y

Combine like terms: -2y + 10y = 8y
-5 + 8y = 16 + -10y + 10y

Combine like terms: -10y + 10y = 0
-5 + 8y = 16 + 0
-5 + 8y = 16

Add '5' to each side of the equation.
-5 + 5 + 8y = 16 + 5

Combine like terms: -5 + 5 = 0
0 + 8y = 16 + 5
8y = 16 + 5

Combine like terms: 16 + 5 = 21
8y = 21

Divide each side by '8'.
y = 2.625

Simplifying
y = 2.625

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