4y+3=7y-18

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Solution for 4y+3=7y-18 equation:


Simplifying
4y + 3 = 7y + -18

Reorder the terms:
3 + 4y = 7y + -18

Reorder the terms:
3 + 4y = -18 + 7y

Solving
3 + 4y = -18 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
3 + 4y + -7y = -18 + 7y + -7y

Combine like terms: 4y + -7y = -3y
3 + -3y = -18 + 7y + -7y

Combine like terms: 7y + -7y = 0
3 + -3y = -18 + 0
3 + -3y = -18

Add '-3' to each side of the equation.
3 + -3 + -3y = -18 + -3

Combine like terms: 3 + -3 = 0
0 + -3y = -18 + -3
-3y = -18 + -3

Combine like terms: -18 + -3 = -21
-3y = -21

Divide each side by '-3'.
y = 7

Simplifying
y = 7

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