-0.90(40)+188=y

Solution for -0.90(40)+188=y equation:

Simplifying
-0.90(40) + 188 = y

Multiply -0.90 * 40
-36 + 188 = y

Combine like terms: -36 + 188 = 152
152 = y

Solving
152 = 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.
152 + -1y = y + -1y

Combine like terms: y + -1y = 0
152 + -1y = 0

Add '-152' to each side of the equation.
152 + -152 + -1y = 0 + -152

Combine like terms: 152 + -152 = 0
0 + -1y = 0 + -152
-1y = 0 + -152

Combine like terms: 0 + -152 = -152
-1y = -152

Divide each side by '-1'.
y = 152

Simplifying
y = 152