4y-7+5y-8=

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Solution for 4y-7+5y-8= equation:


Simplifying
4y + -7 + 5y + -8 = 0

Reorder the terms:
-7 + -8 + 4y + 5y = 0

Combine like terms: -7 + -8 = -15
-15 + 4y + 5y = 0

Combine like terms: 4y + 5y = 9y
-15 + 9y = 0

Solving
-15 + 9y = 0

Solving for variable 'y'.

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

Add '15' to each side of the equation.
-15 + 15 + 9y = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 9y = 0 + 15
9y = 0 + 15

Combine like terms: 0 + 15 = 15
9y = 15

Divide each side by '9'.
y = 1.666666667

Simplifying
y = 1.666666667

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