7y-(9y+16)=6-(7y-7)

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Solution for 7y-(9y+16)=6-(7y-7) equation:


Simplifying
7y + -1(9y + 16) = 6 + -1(7y + -7)

Reorder the terms:
7y + -1(16 + 9y) = 6 + -1(7y + -7)
7y + (16 * -1 + 9y * -1) = 6 + -1(7y + -7)
7y + (-16 + -9y) = 6 + -1(7y + -7)

Reorder the terms:
-16 + 7y + -9y = 6 + -1(7y + -7)

Combine like terms: 7y + -9y = -2y
-16 + -2y = 6 + -1(7y + -7)

Reorder the terms:
-16 + -2y = 6 + -1(-7 + 7y)
-16 + -2y = 6 + (-7 * -1 + 7y * -1)
-16 + -2y = 6 + (7 + -7y)

Combine like terms: 6 + 7 = 13
-16 + -2y = 13 + -7y

Solving
-16 + -2y = 13 + -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.
-16 + -2y + 7y = 13 + -7y + 7y

Combine like terms: -2y + 7y = 5y
-16 + 5y = 13 + -7y + 7y

Combine like terms: -7y + 7y = 0
-16 + 5y = 13 + 0
-16 + 5y = 13

Add '16' to each side of the equation.
-16 + 16 + 5y = 13 + 16

Combine like terms: -16 + 16 = 0
0 + 5y = 13 + 16
5y = 13 + 16

Combine like terms: 13 + 16 = 29
5y = 29

Divide each side by '5'.
y = 5.8

Simplifying
y = 5.8

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