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18 votes
18 votes
2(x -9) = 9 divided ( - 1/3) what value of x makes the equation true
plsss help :)))

User Mgear
by
2.9k points

1 Answer

15 votes
15 votes

Answer:

x = -9/2

Explanation:

1. Divide 9 by -1/3:


(9)/(1) ÷
-(1)/(3) =
(9)/(1) ·
-(3)/(1)

= -27

2. Divide both sides by 2:

2(x - 9) = -27


(2(x-9))/(2) = (-27)/(2)

(x - 9) =
-(27)/(2)

3. Add 9 to both sides:

x =
-(9)/(2)

(or 4.5 if you need it in decimal form)

hope this helps!

User Ninegrid
by
3.2k points