7*6*5*4*3*2*1=x

Solution for 7*6*5*4*3*2*1=x equation:

Simplifying
7 * 6 * 5 * 4 * 3 * 2 * 1 = x

Multiply 7 * 6
42 * 5 * 4 * 3 * 2 * 1 = x

Multiply 42 * 5
210 * 4 * 3 * 2 * 1 = x

Multiply 210 * 4
840 * 3 * 2 * 1 = x

Multiply 840 * 3
2520 * 2 * 1 = x

Multiply 2520 * 2
5040 * 1 = x

Multiply 5040 * 1
5040 = x

Solving
5040 = 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.
5040 + -1x = x + -1x

Combine like terms: x + -1x = 0
5040 + -1x = 0

Add '-5040' to each side of the equation.
5040 + -5040 + -1x = 0 + -5040

Combine like terms: 5040 + -5040 = 0
0 + -1x = 0 + -5040
-1x = 0 + -5040

Combine like terms: 0 + -5040 = -5040
-1x = -5040

Divide each side by '-1'.
x = 5040

Simplifying
x = 5040