4(10-x)=25-x

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Solution for 4(10-x)=25-x equation:


Simplifying
4(10 + -1x) = 25 + -1x
(10 * 4 + -1x * 4) = 25 + -1x
(40 + -4x) = 25 + -1x

Solving
40 + -4x = 25 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
40 + -4x + x = 25 + -1x + x

Combine like terms: -4x + x = -3x
40 + -3x = 25 + -1x + x

Combine like terms: -1x + x = 0
40 + -3x = 25 + 0
40 + -3x = 25

Add '-40' to each side of the equation.
40 + -40 + -3x = 25 + -40

Combine like terms: 40 + -40 = 0
0 + -3x = 25 + -40
-3x = 25 + -40

Combine like terms: 25 + -40 = -15
-3x = -15

Divide each side by '-3'.
x = 5

Simplifying
x = 5

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