3y-4y+2y-1=40

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Solution for 3y-4y+2y-1=40 equation:


Simplifying
3y + -4y + 2y + -1 = 40

Reorder the terms:
-1 + 3y + -4y + 2y = 40

Combine like terms: 3y + -4y = -1y
-1 + -1y + 2y = 40

Combine like terms: -1y + 2y = 1y
-1 + 1y = 40

Solving
-1 + 1y = 40

Solving for variable 'y'.

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

Add '1' to each side of the equation.
-1 + 1 + 1y = 40 + 1

Combine like terms: -1 + 1 = 0
0 + 1y = 40 + 1
1y = 40 + 1

Combine like terms: 40 + 1 = 41
1y = 41

Divide each side by '1'.
y = 41

Simplifying
y = 41

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