y+7-7=3y-9

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Solution for y+7-7=3y-9 equation:


Simplifying
y + 7 + -7 = 3y + -9

Reorder the terms:
7 + -7 + y = 3y + -9

Combine like terms: 7 + -7 = 0
0 + y = 3y + -9
y = 3y + -9

Reorder the terms:
y = -9 + 3y

Solving
y = -9 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
y + -3y = -9 + 3y + -3y

Combine like terms: y + -3y = -2y
-2y = -9 + 3y + -3y

Combine like terms: 3y + -3y = 0
-2y = -9 + 0
-2y = -9

Divide each side by '-2'.
y = 4.5

Simplifying
y = 4.5

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