y-7+4y=13

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Solution for y-7+4y=13 equation: 


Simplifying
y + -7 + 4y = 13

Reorder the terms:
-7 + y + 4y = 13

Combine like terms: y + 4y = 5y
-7 + 5y = 13

Solving
-7 + 5y = 13

Solving for variable 'y'.

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

Add '7' to each side of the equation.
-7 + 7 + 5y = 13 + 7

Combine like terms: -7 + 7 = 0
0 + 5y = 13 + 7
5y = 13 + 7

Combine like terms: 13 + 7 = 20
5y = 20

Divide each side by '5'.
y = 4

Simplifying
y = 4

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