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Makovka662 [10]
3 years ago
13

I need help? Show ur work.

Mathematics
2 answers:
viva [34]3 years ago
5 0
He finished the job at 1:15 P.M.

rjkz [21]3 years ago
4 0
8:45 AM + 4 1/2 hours = 
----------------------------------
8+4= 12
0:45 + 0:30 = 1:15
----------------------------
12:00 + 1:15 = 
1 : 15 PM

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Solve for x, given the equation Square root of x-5+7=11
denis-greek [22]

\sqrt{x-5+7} = 11\\x-5+7 = 11^2\\x-5+7 = 121\\x + 2 = 121\\x = 119

Check the answer:

\sqrt{119-5+7} \\\sqrt{114+7} \\\sqrt{121} \\11

This answer is correct,

x = 119

6 0
3 years ago
- The capacity of the aquarium is 9000 mL.<br>What is the height of the aquarium?<br>​
KatRina [158]
Volume of Cuboid = l x b x h
9000 mL = 30 x 15 x h
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4 0
3 years ago
Esmerelda is five times as old as Ruth. Four years ago, the sum of their ages was 22 years. How old is each now?
Lina20 [59]

Answer:

Ruth is  x+4=7/3+4,   esmerelda  is  5x+4=35/3+4

Step-by-step explanation:

if Ruth is x, esmerelda is 5x,

four years ago,

Ruth is x+4,  esmerelda is 5x+4,  depend on the sum, we get:

x+4+5x+4=22, x=7/3

so:

Ruth is  x+4=7/3+4,   esmerelda  is  5x+4=35/3+4

7 0
3 years ago
What is the answer to 3+x=y​
NARA [144]

Answer: x=y-3    or            y=3+x

Step-by-step explanation:

7 0
3 years ago
10. The number of people, N, employed in a chain of cafes is related to the number of cafes, n, by the equation:
il63 [147K]

Answer:

b.

i. N= 10n+120

    = 10*14+120

    = 260

ii. N = 10n+120

<=> 190=10n+120

<=> n=7

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
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