30-(5*4)+2=X

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Solution for 30-(5*4)+2=X equation:


Simplifying
30 + -1(5 * 4) + 2 = X

Multiply 5 * 4
30 + -1(20) + 2 = X

Multiply -1 * 20
30 + -20 + 2 = X

Combine like terms: 30 + -20 = 10
10 + 2 = X

Combine like terms: 10 + 2 = 12
12 = X

Solving
12 = 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.
12 + -1X = X + -1X

Combine like terms: X + -1X = 0
12 + -1X = 0

Add '-12' to each side of the equation.
12 + -12 + -1X = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -1X = 0 + -12
-1X = 0 + -12

Combine like terms: 0 + -12 = -12
-1X = -12

Divide each side by '-1'.
X = 12

Simplifying
X = 12

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