2 years ago

Need help plzzzz!!!!

Mathematics

1 answer:

uysha [10]2 years ago

5 0

Answer:

11a. 15x + 6

11b. x + 8 < 16 or x + 8 - 16

12. 3x + 15 + 5x = 8x + 15

13. 7x + 31

Step-by-step explanation:

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The distane from the spice island to lisbon is 11431 nautical miles and it took magellan and took his crew 100 days to reach Lis

natulia [17]

Answer:

114.31 nautical miles per day

Step-by-step explanation:

Use formula

$S=v\cdot t,$

where S is the distance, t is time and v is rate.

If S=11431 nautical miles and t=100 days, then

$v=\dfrac{11431}{100}=114.31\ \text{nautical miles per day}.$

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3 years ago

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Mars2501 [29]

For every 3 cups of peanuts there are 2 cups of chocolate

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3 years ago

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fomenos

Answer:

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Step-by-step explanation:

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2 years ago

Julio says, "If you subtract 19 from my number and multiply the difference by - 7, the result is - 28." What is Julio's number?

ra1l [238]

Answer:

Step-by-step explanation:

Basically I did it backwards & opposites:

-28 divided by -7 = 4

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I checked btw and it worked.

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2 years ago

Solve for x: a) x=70 b) x=180 c) x=40 d) x=90

Serga [27]

Answer:

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Step-by-step explanation:

70 (2) +20 +20

140 + 40

180

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2 years ago