2x+160=1.20(x+400)

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Solution for 2x+160=1.20(x+400) equation:


Simplifying
2x + 160 = 1.20(x + 400)

Reorder the terms:
160 + 2x = 1.20(x + 400)

Reorder the terms:
160 + 2x = 1.20(400 + x)
160 + 2x = (400 * 1.20 + x * 1.20)
160 + 2x = (480 + 1.20x)

Solving
160 + 2x = 480 + 1.20x

Solving for variable 'x'.

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

Add '-1.20x' to each side of the equation.
160 + 2x + -1.20x = 480 + 1.20x + -1.20x

Combine like terms: 2x + -1.20x = 0.8x
160 + 0.8x = 480 + 1.20x + -1.20x

Combine like terms: 1.20x + -1.20x = 0.00
160 + 0.8x = 480 + 0.00
160 + 0.8x = 480

Add '-160' to each side of the equation.
160 + -160 + 0.8x = 480 + -160

Combine like terms: 160 + -160 = 0
0 + 0.8x = 480 + -160
0.8x = 480 + -160

Combine like terms: 480 + -160 = 320
0.8x = 320

Divide each side by '0.8'.
x = 400

Simplifying
x = 400

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