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Stella [2.4K]
3 years ago
13

Evaluate 7^2 + (4x5) - 2^3

Mathematics
1 answer:
Phoenix [80]3 years ago
7 0

So it would be 49+(20)+8

= 77

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A chemist is conducting an experiment which involves a certain chemical reaction. He begins the experiment with 666 milliliters
Ket [755]

Answer:

8 Minutes

Step-by-step explanation:

since we are trying to find how many minutes have passed we first need to find how much substance was used during the time. we can do that by subtracting the leftover substance from the amount we started with.

666-562 = 104

Now that we know how much substance was used we can then use our conversion rate (13 per minute) and find how many minutes have passed by dividing.

104 / 13 = 8

4 0
3 years ago
Help me with elar pls
stiv31 [10]

Answer: indirect characterization

Step-by-step explanation:

Indirect characterization is a method of indicating what a character is like by revealing their personality through descriptions of their actions, speech, appearance, and interactions with other characters.

6 0
3 years ago
I am 21 years old my father is 3 times my age how old eill i be when my father is 40
DENIUS [597]

Answer:

Well the answer is 13.3 so 13 years old

Step-by-step explanation:

(F,Y) = (63,21)

Y3=F so F/3=y

so

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40/3=13.3

4 0
2 years ago
Read 2 more answers
find the length of the segment connecting the two given points. Write your answer in simplest form . ** Round your answer to the
taurus [48]

Answer: 16

Step-by-step explanation:

Because the Y is 0 for both, you can simply draw a line graph with one point at 15, and the other at -1. The difference between 15 and -1 is 16. Or ABS(15-(-1))=16

8 0
3 years ago
A family has two cars. the first car has a fuel efficiency of 35 miles per gallon of gas and the second has a fuel efficiency of
marusya05 [52]
Car 1 consumes 30 gallons of gas.Car 2 consumes 20 gallons of gas.
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