8y-4+1y=13

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Solution for 8y-4+1y=13 equation:


Simplifying
8y + -4 + 1y = 13

Reorder the terms:
-4 + 8y + 1y = 13

Combine like terms: 8y + 1y = 9y
-4 + 9y = 13

Solving
-4 + 9y = 13

Solving for variable 'y'.

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

Add '4' to each side of the equation.
-4 + 4 + 9y = 13 + 4

Combine like terms: -4 + 4 = 0
0 + 9y = 13 + 4
9y = 13 + 4

Combine like terms: 13 + 4 = 17
9y = 17

Divide each side by '9'.
y = 1.888888889

Simplifying
y = 1.888888889

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