4*8+(12-9)2+20=x

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Solution for 4*8+(12-9)2+20=x equation:


Simplifying
4 * 8 + (12 + -9) * 2 + 20 = x

Multiply 4 * 8
32 + (12 + -9) * 2 + 20 = x

Combine like terms: 12 + -9 = 3
32 + (3) * 2 + 20 = x

Multiply 3 * 2
32 + 6 + 20 = x

Combine like terms: 32 + 6 = 38
38 + 20 = x

Combine like terms: 38 + 20 = 58
58 = x

Solving
58 = 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.
58 + -1x = x + -1x

Combine like terms: x + -1x = 0
58 + -1x = 0

Add '-58' to each side of the equation.
58 + -58 + -1x = 0 + -58

Combine like terms: 58 + -58 = 0
0 + -1x = 0 + -58
-1x = 0 + -58

Combine like terms: 0 + -58 = -58
-1x = -58

Divide each side by '-1'.
x = 58

Simplifying
x = 58

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