-4y+9=-5y+4

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Solution for -4y+9=-5y+4 equation:


Simplifying
-4y + 9 = -5y + 4

Reorder the terms:
9 + -4y = -5y + 4

Reorder the terms:
9 + -4y = 4 + -5y

Solving
9 + -4y = 4 + -5y

Solving for variable 'y'.

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

Add '5y' to each side of the equation.
9 + -4y + 5y = 4 + -5y + 5y

Combine like terms: -4y + 5y = 1y
9 + 1y = 4 + -5y + 5y

Combine like terms: -5y + 5y = 0
9 + 1y = 4 + 0
9 + 1y = 4

Add '-9' to each side of the equation.
9 + -9 + 1y = 4 + -9

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

Combine like terms: 4 + -9 = -5
1y = -5

Divide each side by '1'.
y = -5

Simplifying
y = -5

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