20-1.25*8=X

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Solution for 20-1.25*8=X equation:


Simplifying
20 + -1.25 * 8 = X

Multiply -1.25 * 8
20 + -10 = X

Combine like terms: 20 + -10 = 10
10 = X

Solving
10 = X

Solving for variable 'X'.

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

Add '-1X' to each side of the equation.
10 + -1X = X + -1X

Combine like terms: X + -1X = 0
10 + -1X = 0

Add '-10' to each side of the equation.
10 + -10 + -1X = 0 + -10

Combine like terms: 10 + -10 = 0
0 + -1X = 0 + -10
-1X = 0 + -10

Combine like terms: 0 + -10 = -10
-1X = -10

Divide each side by '-1'.
X = 10

Simplifying
X = 10

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