-3y+8=4y+9

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Solution for -3y+8=4y+9 equation:


Simplifying
-3y + 8 = 4y + 9

Reorder the terms:
8 + -3y = 4y + 9

Reorder the terms:
8 + -3y = 9 + 4y

Solving
8 + -3y = 9 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
8 + -3y + -4y = 9 + 4y + -4y

Combine like terms: -3y + -4y = -7y
8 + -7y = 9 + 4y + -4y

Combine like terms: 4y + -4y = 0
8 + -7y = 9 + 0
8 + -7y = 9

Add '-8' to each side of the equation.
8 + -8 + -7y = 9 + -8

Combine like terms: 8 + -8 = 0
0 + -7y = 9 + -8
-7y = 9 + -8

Combine like terms: 9 + -8 = 1
-7y = 1

Divide each side by '-7'.
y = -0.1428571429

Simplifying
y = -0.1428571429

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