100+.40x=110+.40(100-x)

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Solution for 100+.40x=110+.40(100-x) equation:


Simplifying
100 + 0.40x = 110 + 0.40(100 + -1x)
100 + 0.40x = 110 + (100 * 0.40 + -1x * 0.40)
100 + 0.40x = 110 + (40 + -0.4x)

Combine like terms: 110 + 40 = 150
100 + 0.40x = 150 + -0.4x

Solving
100 + 0.40x = 150 + -0.4x

Solving for variable 'x'.

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

Add '0.4x' to each side of the equation.
100 + 0.40x + 0.4x = 150 + -0.4x + 0.4x

Combine like terms: 0.40x + 0.4x = 0.8x
100 + 0.8x = 150 + -0.4x + 0.4x

Combine like terms: -0.4x + 0.4x = 0.0
100 + 0.8x = 150 + 0.0
100 + 0.8x = 150

Add '-100' to each side of the equation.
100 + -100 + 0.8x = 150 + -100

Combine like terms: 100 + -100 = 0
0 + 0.8x = 150 + -100
0.8x = 150 + -100

Combine like terms: 150 + -100 = 50
0.8x = 50

Divide each side by '0.8'.
x = 62.5

Simplifying
x = 62.5

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