3y-1=7y+17

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Solution for 3y-1=7y+17 equation:


Simplifying
3y + -1 = 7y + 17

Reorder the terms:
-1 + 3y = 7y + 17

Reorder the terms:
-1 + 3y = 17 + 7y

Solving
-1 + 3y = 17 + 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.
-1 + 3y + -7y = 17 + 7y + -7y

Combine like terms: 3y + -7y = -4y
-1 + -4y = 17 + 7y + -7y

Combine like terms: 7y + -7y = 0
-1 + -4y = 17 + 0
-1 + -4y = 17

Add '1' to each side of the equation.
-1 + 1 + -4y = 17 + 1

Combine like terms: -1 + 1 = 0
0 + -4y = 17 + 1
-4y = 17 + 1

Combine like terms: 17 + 1 = 18
-4y = 18

Divide each side by '-4'.
y = -4.5

Simplifying
y = -4.5

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