What is the answer to 1/7 =(x-6)/(21) ?

The answer to 1/7 =(x-6)/(21) is x=9

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1/7 =(x-6)/(21)

\frac{1}{7} = \frac{x - 6}{21}

x = 9

Solution steps

\frac{1}{7} = \frac{x - 6}{21}

Switch sides

\frac{x - 6}{21} = \frac{1}{7}

Multiply both sides by

21

x - 6 = 3

Move

6

to the right side

x = 9

11 x = 33

3 (k + 1) + 11 k = 2 (4 + 5 k) + 3

27 = 5 r + 2

p, 6 q = 14 - 2 p

z = (3 + 4 i)^{- 1}