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shutvik [7]
3 years ago
15

10 times what equals215

Mathematics
1 answer:
brilliants [131]3 years ago
4 0
 21.5  x 10  =  215 

Move the decimal point over to the right the number of zeros there are in the second number
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J=(7x+13) K=(83-2x) and the sum of the measures of the angles is 141. What is the measure of each angle
natta225 [31]

Answer:

j=76 and k=65

Step-by-step explanation:

j + k = 141 \\ 7x + 13 + 83 +  - 2x = 141 \\ 96 + 5x = 141 \\ 5x = 141 - 96 \\ 5x = 45 \\ x =  \frac{45}{5}  \\ x = 9 \\ j = (7 \times 9 + 13) \\ j =76 \\ k = 83 - 2(9) \\  = 83 - 18 \\  = 65

3 0
2 years ago
Convert 120 km/h to feet per second with an explanation.
balu736 [363]
1m =3.28 feet    1km= 1000m    1km=3 280 feet

120x3 280=393 600feet/h          1h=3 600sec

393 600/3 600=109.33feet/sec

6 0
3 years ago
Which equation can be used to solve for x xx in the following diagram? Choose 1 answer: (Choice A) A ( 5 x + 30 ) − 5 x = 90 (5x
Alona [7]

Answer: answer is C

Step-by-step explanation:

for find x
(5x+30)+5x=90
 5x+30+5x=90 add like terms
after,
 10x+30=90
10x+30-30=90-30
 10x/10=60/10
   x = 6

to obtain answer as C
it mean
(5x+30)+5x=90
(5(6)+30)+5(6)=90 we know x=6 so add 6 to x and multiply and obtain answer is correct!
30+30+30=90

7 0
2 years ago
Solve the inequality. |4x + 2| < 26
balu736 [363]
Hello,
Answer D

1) if 4x+2>0 then |4x+2|=4x+2
==> 4x+2<26
==>4x<24
==>x<6

2) if 4x+2<0 then |4x+2|=-(4x+2)=-4x-2

==>-4x-2<26
==>-4x<28
==>x>-7

thus -7<x<6

8 0
3 years ago
Jasmine buys a turkey every year . The first time she bought a turkey, in year 0, it cost $15.50. She notices the price is getti
Wittaler [7]

The price of the turkey based on the percentage given is $15.81.

<h3>How to illustrate the information?</h3>

It was stated that the cost is $15.50 but that there was a 2% increment in price.

Therefore, the new price will be:

= $15.50 + (2% × $15.50)

= $15.50 + $0.31

= $15.81

Learn more about percentages on:

brainly.com/question/24304697

#SPJ1

6 0
2 years ago
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