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Elden [556K]
2 years ago
12

What adds to make 28 and multiples to make 147

Mathematics
2 answers:
joja [24]2 years ago
5 0
<h3> Below we illustrate and prove that 7 and 21 multiply to 147 and add up to 28:</h3>

<h3>7×21=147</h3><h3>7+21=28</h3>

<h3>Are you asking because you are trying to figure out how to factor the following quadratic equation?</h3>

<h3>x2+28x+147=0</h3>

<h3>If so,the solution to factor the quadratic equation above is:</h3>

<h3>(x + 7) (x + 21)</h3>

<h3>To summarize,since 7 and 21 multiply to 147 and add up 28,you know that the following is true:</h3>

<h3>x2 + 28x + 147=(x+7) (x+21)</h3>

<h3>#BrainlyEveryDay</h3>
lara [203]2 years ago
4 0
1 x 147 = 147
3 x 49 = 147
7 x 21 = 147
21 x 7 = 147
49 x 3 = 147
147 x 1 = 147

-1 + 29 = 28
-2 + 30 = 28
-3 + 31 = 28
1.25 + 26.75 = 28
2.50 + 25.5 = 28
3.75 + 24.25 = 28
1 + 27 = 28
2 + 26 = 28
3 + 25 = 28
12 + 16 = 28
13 + 15 = 28
14 + 14 = 28




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7. The Big Screamer Coaster carries 92 people altogether. Some of its cars carry 4 passengers and the rest carry 6 passengers. T
inna [77]

Answer:

There are 11 four person passengar cars

Step-by-step explanation:

let's call the number of four person cars A , & the number of six person cars B

there are 3 less 6 person cars than 4 people cars which can be written as:

A - 3 = B

there are also 92 total people that can go on max on the whole ride which can be written as:

4A + 6B = 92

Now we need to subsitute in our first equation into the second, so:

4A + 6(A-3) = 92

then distrbute the 6:

4A + 6A - 18 = 92

bring like terms to the same side & consolidate:

4A + 6A = 92 + 18

10A = 110

divide the right by # of A to get a single term :

A = 110/10

A= 11

7 0
3 years ago
If $5000 is invested at a rate of 3% interest
harkovskaia [24]

The value of the investment in 5 years is $5805.9

<h3>What is Interest ?</h3>

Interest is the amount earned over years for the amount invested.

It is given that

Principal = $5000

Rate = 3%

Compounded Quarterly

Time = 5 years

Amount = ?

The Amount is given by the formula

Amount = P( 1 + (r/n))ⁿˣ

Here n = t = time period for which the investment has been done.

Amount = 5000( 1+(3/4 * 100)⁴ˣ⁵

Amount = 5000 (1.16)

Amount = $ 5805.9

Therefore , The value of the investment in 5 years is $5805.9

To know more about Interest

brainly.com/question/13324776

#SPJ1

7 0
2 years ago
Please hurry its timed
Arte-miy333 [17]

Answer:

Love the yeonjun pfp

Step-by-step explanation:

KINDA CUTE

6 0
3 years ago
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I need help on number 18
Shtirlitz [24]
I can't see the price for shoe rentals but the expression should be
 total cost in dollars (y)=(number of games (3) X the price of a game ($4)) + price of shoes. Plug in your values and you should get y=$12+shoes.  
3 0
4 years ago
Read the instructions first
Arturiano [62]

Answer:

Step-by-step explanation:

Step 1:

Age of grace = x

Age of her son = y

Step 2:

   x > 20

x + y ≥ 60

Step 3:

    x +y ≥ 60

        y ≥ -x +60            

Step 4

(45, 22)

x > 20              ;     y  ≥ -x + 60

45 > 20           ;    22  ≥   -45 + 60

                            22  ≥ 15

5 0
3 years ago
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