Question

4. find possible value for m if
X=-3 and (3m-x)2=81

Answer 1

m = 12.5

Explanation:

x = - 3

(3m - x) 2= 81

(3m - (-3)) 2= 81

(3m + 3) 2= 81

6m + 6 = 81

- 6 - 6

6m = 75

`(6m)/(6)` =
`(75)/(6)`

m = 12.5

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