5y+7=9y-4

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Solution for 5y+7=9y-4 equation:


Simplifying
5y + 7 = 9y + -4

Reorder the terms:
7 + 5y = 9y + -4

Reorder the terms:
7 + 5y = -4 + 9y

Solving
7 + 5y = -4 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
7 + 5y + -9y = -4 + 9y + -9y

Combine like terms: 5y + -9y = -4y
7 + -4y = -4 + 9y + -9y

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

Add '-7' to each side of the equation.
7 + -7 + -4y = -4 + -7

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

Combine like terms: -4 + -7 = -11
-4y = -11

Divide each side by '-4'.
y = 2.75

Simplifying
y = 2.75

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