2y-8-4y+9=

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Solution for 2y-8-4y+9= equation:


Simplifying
2y + -8 + -4y + 9 = 0

Reorder the terms:
-8 + 9 + 2y + -4y = 0

Combine like terms: -8 + 9 = 1
1 + 2y + -4y = 0

Combine like terms: 2y + -4y = -2y
1 + -2y = 0

Solving
1 + -2y = 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 + -2y = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -2y = 0 + -1
-2y = 0 + -1

Combine like terms: 0 + -1 = -1
-2y = -1

Divide each side by '-2'.
y = 0.5

Simplifying
y = 0.5

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