42x+0.2+21-2=100

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Solution for 42x+0.2+21-2=100 equation:


Simplifying
42x + 0.2 + 21 + -2 = 100

Reorder the terms:
0.2 + 21 + -2 + 42x = 100

Combine like terms: 0.2 + 21 = 21.2
21.2 + -2 + 42x = 100

Combine like terms: 21.2 + -2 = 19.2
19.2 + 42x = 100

Solving
19.2 + 42x = 100

Solving for variable 'x'.

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

Add '-19.2' to each side of the equation.
19.2 + -19.2 + 42x = 100 + -19.2

Combine like terms: 19.2 + -19.2 = 0.0
0.0 + 42x = 100 + -19.2
42x = 100 + -19.2

Combine like terms: 100 + -19.2 = 80.8
42x = 80.8

Divide each side by '42'.
x = 1.923809524

Simplifying
x = 1.923809524

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