-3X+7-1=21X+3

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Solution for -3X+7-1=21X+3 equation:


Simplifying
-3X + 7 + -1 = 21X + 3

Reorder the terms:
7 + -1 + -3X = 21X + 3

Combine like terms: 7 + -1 = 6
6 + -3X = 21X + 3

Reorder the terms:
6 + -3X = 3 + 21X

Solving
6 + -3X = 3 + 21X

Solving for variable 'X'.

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

Add '-21X' to each side of the equation.
6 + -3X + -21X = 3 + 21X + -21X

Combine like terms: -3X + -21X = -24X
6 + -24X = 3 + 21X + -21X

Combine like terms: 21X + -21X = 0
6 + -24X = 3 + 0
6 + -24X = 3

Add '-6' to each side of the equation.
6 + -6 + -24X = 3 + -6

Combine like terms: 6 + -6 = 0
0 + -24X = 3 + -6
-24X = 3 + -6

Combine like terms: 3 + -6 = -3
-24X = -3

Divide each side by '-24'.
X = 0.125

Simplifying
X = 0.125

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