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PIT_PIT [208]
3 years ago
5

20 POINTS¡!!!!!

Mathematics
2 answers:
andrew-mc [135]3 years ago
7 0
It’s traveling at 511 kilometers per hour
Anna71 [15]3 years ago
7 0
The unit rate that the boat can travel during this time frame is 511 kilometers in 1 hour.
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Find the non-extraneous solutions of the square root of the quantity x plus 6 minus 5 equals quantity x plus 1.
denis23 [38]
(x+6)^(1/2)-5=x+1
(x+6)^(1/2)=x+6
((x+6)^(1/2))^2=(x+6)^2
x+6=x^2+12x+36
0=x^2+11x+30
(-11+(11^2-4(1)(30))^(1/2))/2
(-11+((1)^(1/2))/2
(-11+1)/2=-5
(-11-1)/2=-6
((-6)+6)^1/2-5=(-6)+1
(0^(1/2))-5=-5
-6 is non-extraneous
((-5)+6)^1/2-5=(-5)+1
(1^1/2)-5=-4
1-5=-4
-4=-4
-5 is non-extraneous

3 0
3 years ago
If jermeey has 9 apples, and sabrina has 10, how many apples do they have if erica takes 19 of them?
rosijanka [135]

Answer:

0 apples

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
PLSSSSS HELP PLS QUICKLY PLS
masya89 [10]

Answer:

-64

Step-by-step explanation:

we should put -2 for j and -1 for k,

8 0
3 years ago
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1. Sally decided to go early Christmas shopping at a local Wal-Mart. There was
vovangra [49]

Answer:

150$

Step-by-step explanation:

In order to find the answer to this question you must find twenty-five percent of two-hundred.

50% of 100 = 50

100% of 100 = 100

100% of 200 = 200

50% of 200 = 100

25% of 200 = 150

= 150$

Hope this helps.

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3 years ago
Daniel worked for 2 1/3 hours and earned $28.20. How much would he make if he worked 5 1/4 hours?
OleMash [197]

Answer:

RMT general chairman John Lewis has a long

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