65.71+46.29-x-49=21

Solution for 65.71+46.29-x-49=21 equation:

Simplifying
65.71 + 46.29 + -1x + -49 = 21

Reorder the terms:
65.71 + 46.29 + -49 + -1x = 21

Combine like terms: 65.71 + 46.29 = 112
112 + -49 + -1x = 21

Combine like terms: 112 + -49 = 63
63 + -1x = 21

Solving
63 + -1x = 21

Solving for variable 'x'.

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

Add '-63' to each side of the equation.
63 + -63 + -1x = 21 + -63

Combine like terms: 63 + -63 = 0
0 + -1x = 21 + -63
-1x = 21 + -63

Combine like terms: 21 + -63 = -42
-1x = -42

Divide each side by '-1'.
x = 42

Simplifying
x = 42