3+42x=28x+21

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Solution for 3+42x=28x+21 equation:


Simplifying
3 + 42x = 28x + 21

Reorder the terms:
3 + 42x = 21 + 28x

Solving
3 + 42x = 21 + 28x

Solving for variable 'x'.

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

Add '-28x' to each side of the equation.
3 + 42x + -28x = 21 + 28x + -28x

Combine like terms: 42x + -28x = 14x
3 + 14x = 21 + 28x + -28x

Combine like terms: 28x + -28x = 0
3 + 14x = 21 + 0
3 + 14x = 21

Add '-3' to each side of the equation.
3 + -3 + 14x = 21 + -3

Combine like terms: 3 + -3 = 0
0 + 14x = 21 + -3
14x = 21 + -3

Combine like terms: 21 + -3 = 18
14x = 18

Divide each side by '14'.
x = 1.285714286

Simplifying
x = 1.285714286

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