.75x+.25(25-x)=.45(25)

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Solution for .75x+.25(25-x)=.45(25) equation:


Simplifying
0.75x + 0.25(25 + -1x) = 0.45(25)
0.75x + (25 * 0.25 + -1x * 0.25) = 0.45(25)
0.75x + (6.25 + -0.25x) = 0.45(25)

Reorder the terms:
6.25 + 0.75x + -0.25x = 0.45(25)

Combine like terms: 0.75x + -0.25x = 0.5x
6.25 + 0.5x = 0.45(25)

Multiply 0.45 * 25
6.25 + 0.5x = 11.25

Solving
6.25 + 0.5x = 11.25

Solving for variable 'x'.

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

Add '-6.25' to each side of the equation.
6.25 + -6.25 + 0.5x = 11.25 + -6.25

Combine like terms: 6.25 + -6.25 = 0.00
0.00 + 0.5x = 11.25 + -6.25
0.5x = 11.25 + -6.25

Combine like terms: 11.25 + -6.25 = 5
0.5x = 5

Divide each side by '0.5'.
x = 10

Simplifying
x = 10

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