18=-7-10y

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Solution for 18=-7-10y equation:


Simplifying
18 = -7 + -10y

Solving
18 = -7 + -10y

Solving for variable 'y'.

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

Add '10y' to each side of the equation.
18 + 10y = -7 + -10y + 10y

Combine like terms: -10y + 10y = 0
18 + 10y = -7 + 0
18 + 10y = -7

Add '-18' to each side of the equation.
18 + -18 + 10y = -7 + -18

Combine like terms: 18 + -18 = 0
0 + 10y = -7 + -18
10y = -7 + -18

Combine like terms: -7 + -18 = -25
10y = -25

Divide each side by '10'.
y = -2.5

Simplifying
y = -2.5

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