3y-8+(-7y)+9=

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Solution for 3y-8+(-7y)+9= equation:


Simplifying
3y + -8 + (-7y) + 9 = 0

Reorder the terms:
-8 + 9 + 3y + (-7y) = 0

Combine like terms: -8 + 9 = 1
1 + 3y + (-7y) = 0

Combine like terms: 3y + (-7y) = -4y
1 + -4y = 0

Solving
1 + -4y = 0

Solving for variable 'y'.

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

Add '-1' to each side of the equation.
1 + -1 + -4y = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -4y = 0 + -1
-4y = 0 + -1

Combine like terms: 0 + -1 = -1
-4y = -1

Divide each side by '-4'.
y = 0.25

Simplifying
y = 0.25

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