40x=90(x-2)

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Solution for 40x=90(x-2) equation:


Simplifying
40x = 90(x + -2)

Reorder the terms:
40x = 90(-2 + x)
40x = (-2 * 90 + x * 90)
40x = (-180 + 90x)

Solving
40x = -180 + 90x

Solving for variable 'x'.

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

Add '-90x' to each side of the equation.
40x + -90x = -180 + 90x + -90x

Combine like terms: 40x + -90x = -50x
-50x = -180 + 90x + -90x

Combine like terms: 90x + -90x = 0
-50x = -180 + 0
-50x = -180

Divide each side by '-50'.
x = 3.6

Simplifying
x = 3.6

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