7y-4=2y-1

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Solution for 7y-4=2y-1 equation:


Simplifying
7y + -4 = 2y + -1

Reorder the terms:
-4 + 7y = 2y + -1

Reorder the terms:
-4 + 7y = -1 + 2y

Solving
-4 + 7y = -1 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
-4 + 7y + -2y = -1 + 2y + -2y

Combine like terms: 7y + -2y = 5y
-4 + 5y = -1 + 2y + -2y

Combine like terms: 2y + -2y = 0
-4 + 5y = -1 + 0
-4 + 5y = -1

Add '4' to each side of the equation.
-4 + 4 + 5y = -1 + 4

Combine like terms: -4 + 4 = 0
0 + 5y = -1 + 4
5y = -1 + 4

Combine like terms: -1 + 4 = 3
5y = 3

Divide each side by '5'.
y = 0.6

Simplifying
y = 0.6

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