What is the answer to 7=(-20+x)/(-7) ?

The answer to 7=(-20+x)/(-7) is x=-29

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7=(-20+x)/(-7)

7 = \frac{- 20 + x}{- 7}

x = - 29

Solution steps

7 = \frac{- 20 + x}{- 7}

Switch sides

\frac{- 20 + x}{- 7} = 7

Multiply both sides by

- 7

- 20 + x = - 49

Move

20

to the right side

x = - 29

6 z - 3 = 5 + 2 z

x, 3 x + 2 y = - 3

4 - x = 5

- \frac{c}{1.9} - 3.4 = - 2.4

4 x = - 10