2(10.5+-.5y)-y=6

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Solution for 2(10.5+-.5y)-y=6 equation:


Simplifying
2(10.5 + -0.5y) + -1y = 6
(10.5 * 2 + -0.5y * 2) + -1y = 6
(21 + -1y) + -1y = 6

Combine like terms: -1y + -1y = -2y
21 + -2y = 6

Solving
21 + -2y = 6

Solving for variable 'y'.

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

Add '-21' to each side of the equation.
21 + -21 + -2y = 6 + -21

Combine like terms: 21 + -21 = 0
0 + -2y = 6 + -21
-2y = 6 + -21

Combine like terms: 6 + -21 = -15
-2y = -15

Divide each side by '-2'.
y = 7.5

Simplifying
y = 7.5

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