18=7y+6y

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Solution for 18=7y+6y equation:


Simplifying
18 = 7y + 6y

Combine like terms: 7y + 6y = 13y
18 = 13y

Solving
18 = 13y

Solving for variable 'y'.

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

Add '-13y' to each side of the equation.
18 + -13y = 13y + -13y

Combine like terms: 13y + -13y = 0
18 + -13y = 0

Add '-18' to each side of the equation.
18 + -18 + -13y = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -13y = 0 + -18
-13y = 0 + -18

Combine like terms: 0 + -18 = -18
-13y = -18

Divide each side by '-13'.
y = 1.384615385

Simplifying
y = 1.384615385

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