7y-(2y+9)=

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Solution for 7y-(2y+9)= equation:


Simplifying
7y + -1(2y + 9) = 0

Reorder the terms:
7y + -1(9 + 2y) = 0
7y + (9 * -1 + 2y * -1) = 0
7y + (-9 + -2y) = 0

Reorder the terms:
-9 + 7y + -2y = 0

Combine like terms: 7y + -2y = 5y
-9 + 5y = 0

Solving
-9 + 5y = 0

Solving for variable 'y'.

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

Add '9' to each side of the equation.
-9 + 9 + 5y = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 5y = 0 + 9
5y = 0 + 9

Combine like terms: 0 + 9 = 9
5y = 9

Divide each side by '5'.
y = 1.8

Simplifying
y = 1.8

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