14x+21=7

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Solution for 14x+21=7 equation: 


Simplifying
14x + 21 = 7

Reorder the terms:
21 + 14x = 7

Solving
21 + 14x = 7

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 14x = 7 + -21

Combine like terms: 21 + -21 = 0
0 + 14x = 7 + -21
14x = 7 + -21

Combine like terms: 7 + -21 = -14
14x = -14

Divide each side by '14'.
x = -1

Simplifying
x = -1

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