7x+43=21

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Solution for 7x+43=21 equation: 


Simplifying
7x + 43 = 21

Reorder the terms:
43 + 7x = 21

Solving
43 + 7x = 21

Solving for variable 'x'.

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

Add '-43' to each side of the equation.
43 + -43 + 7x = 21 + -43

Combine like terms: 43 + -43 = 0
0 + 7x = 21 + -43
7x = 21 + -43

Combine like terms: 21 + -43 = -22
7x = -22

Divide each side by '7'.
x = -3.142857143

Simplifying
x = -3.142857143

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