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kvasek [131]
3 years ago
9

I don’t understand this I would like some help plz!!!

Mathematics
1 answer:
Andrew [12]3 years ago
8 0

So basically, these questions want you to find the variable<em> x</em>, which you can do by isolating the variable.


3) x * 1/2 = 1/3 <-- To isolate the x in this case, you want to divide both sides by 1/2, aka multiply by 2.

x = 2/3


4) x * 3 = 2 <-- To isolate x, you want to divide both sides by 3

x = 2/3


5) 1/4 * x = 1/6 <-- To isolate x, you want to divide both sides by 1/4, aka multiply by 4.

x = 4/6 = 2/3


6) 4 1/2 * x = 1 1/2 <-- First, let's make these into improper fractions

9/2 * x = 3/2 <-- To isolate x, you want to divide both sides by 9/2, or multiply both sides by 2/9

x = 6/18 = 2/3

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217.5 divided by 87 =
s344n2d4d5 [400]
217.5/87=2.5. I put it into a calculator and this is what I got.  
8 0
3 years ago
Read 2 more answers
−8x+5−2x−4+5x− when x=2
hodyreva [135]
<span>−8x+5−2x−4+5x
= -5x + 1
so when x = 2 then
</span>-5x + 1
= -5(2) + 1
= -9

hope it helps
3 0
4 years ago
Read 2 more answers
Suppose you drop a ball from 120 feet. The ball will bounce to 25 of its previous height. What is the total distance the ball tr
tamaranim1 [39]

Answer:

277.1 feets

Step-by-step explanation:

Drop height = 120 feets

Ball bounces 2/5 of previous height

Height after 1st bounce :

120 * 2/5 = 48 feets

Return distance = 48 feets

Height after second bounce :

48 * (2/5) = 19.2 feets

Return distance = 19.2 feets

Height after 3rd bounce :

19.2 * (2/5) = 7.68 feets

Return distance = 7.68 feets

Height after 4th bounce :

7.68 * (2/5) = 3.072 feets

Return distance = 3.072 feets

Height after 5th bounce :

3.072 * (2/5) = 1.2288 feets

(120 + (2*48) + (2*19.2) + (2*7.68) + (2*3.072) + 1.2288) = 277.1328

= 277.1 feets

6 0
3 years ago
Scott Harris can invest $7,000 in a 1-year CD that earns interest at an annual rate of 4 percent compounded monthly. The amount
Tom [10]

Answer:

option A  is answer.

Step-by-step explanation:

Amount of interest earned for compounded monthly  for $1 = 1.040742

Amount of interest earned for compounded quarterly for $1= 1.040604

Difference for $1  =   1.040742 - 1.40604

                 =0.000138

Difference for $7000 = $7000x0.000138

                                    = 0.966

                                      or $0.96

               

8 0
3 years ago
What's the equation of the graph shown above?
Soloha48 [4]

Answer:

x=7

Step-by-step explanation:

This is a vertical line.  Vertical lines are of the form  x=

The x coordinate is 7

x=7

8 0
3 years ago
Read 2 more answers
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