7y-4=8y-18

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Solution for 7y-4=8y-18 equation:


Simplifying
7y + -4 = 8y + -18

Reorder the terms:
-4 + 7y = 8y + -18

Reorder the terms:
-4 + 7y = -18 + 8y

Solving
-4 + 7y = -18 + 8y

Solving for variable 'y'.

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

Add '-8y' to each side of the equation.
-4 + 7y + -8y = -18 + 8y + -8y

Combine like terms: 7y + -8y = -1y
-4 + -1y = -18 + 8y + -8y

Combine like terms: 8y + -8y = 0
-4 + -1y = -18 + 0
-4 + -1y = -18

Add '4' to each side of the equation.
-4 + 4 + -1y = -18 + 4

Combine like terms: -4 + 4 = 0
0 + -1y = -18 + 4
-1y = -18 + 4

Combine like terms: -18 + 4 = -14
-1y = -14

Divide each side by '-1'.
y = 14

Simplifying
y = 14

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