21x+3+28x-4=0

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Solution for 21x+3+28x-4=0 equation:


Simplifying
21x + 3 + 28x + -4 = 0

Reorder the terms:
3 + -4 + 21x + 28x = 0

Combine like terms: 3 + -4 = -1
-1 + 21x + 28x = 0

Combine like terms: 21x + 28x = 49x
-1 + 49x = 0

Solving
-1 + 49x = 0

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 49x = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 49x = 0 + 1
49x = 0 + 1

Combine like terms: 0 + 1 = 1
49x = 1

Divide each side by '49'.
x = 0.02040816327

Simplifying
x = 0.02040816327

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