2(140)-160=y

Solution for 2(140)-160=y equation:

Simplifying
2(140) + -160 = y

Multiply 2 * 140
280 + -160 = y

Combine like terms: 280 + -160 = 120
120 = y

Solving
120 = y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
120 + -1y = y + -1y

Combine like terms: y + -1y = 0
120 + -1y = 0

Add '-120' to each side of the equation.
120 + -120 + -1y = 0 + -120

Combine like terms: 120 + -120 = 0
0 + -1y = 0 + -120
-1y = 0 + -120

Combine like terms: 0 + -120 = -120
-1y = -120

Divide each side by '-1'.
y = 120

Simplifying
y = 120