12+x-7x*3=0

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Solution for 12+x-7x*3=0 equation:


Simplifying
12 + x + -7x * 3 = 0

Reorder the terms for easier multiplication:
12 + x + -7 * 3x = 0

Multiply -7 * 3
12 + x + -21x = 0

Combine like terms: x + -21x = -20x
12 + -20x = 0

Solving
12 + -20x = 0

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -20x = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -20x = 0 + -12
-20x = 0 + -12

Combine like terms: 0 + -12 = -12
-20x = -12

Divide each side by '-20'.
x = 0.6

Simplifying
x = 0.6

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