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TEA [102]
3 years ago
15

PLEASE HELLLPPP!!!! WILL GET BRAINIEST!!

Mathematics
1 answer:
Anarel [89]3 years ago
6 0

Answer:

  x = 117°, 297°

Step-by-step explanation:

Subtract 1 from both sides of the equation and you have ...

  tan(x) = -2

Then the arctangent function tells you ...

  x = arctan(-2) ≈ 116.5651°, 296.5651°

  x ≈ 117° or 297°

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Jenna's family is going on a trip * after driving 72 miles they used 3.2 gallons of gas * After driving 72 miles, they used 3.2
guajiro [1.7K]

Answer:

2

Step-by-step explanation:

Given Data:

total distance= 850 miles

gas tank holds gas= 15 gallons

mileage = 72/3.2 miles/gallon

if

72 miles uses= 3.2 gallon

then

850 miles uses= x gallons

by cross-multiplication we get

72x=3.2(850)

x=37.778

i.e. 850 miles will use 37.7778 gallon of gas

Asgas tank holds 15 gallons

number of times gas tank is used up= 37.3/15

                                                            = 2.518

rounding off

number of times gas tank is used up=3

As they filled the gas tank at the start of the road trip, hence 3-1=2

ADDITIONAL STOPS FOR GAS WILL THEY NEED TO MAKE TO GET TO THEIR DESTINATION =2 !

7 0
3 years ago
Mr Klinker is 35 and his daughter is 10. In how many years will Mr.Klinker be twice as old as his daughter? Right an algebriac e
cestrela7 [59]

10*2+35=x

20+35=55 Thats what i say the answer is


4 0
3 years ago
40=9x-5. <br>X=<br><br>liner equation
garik1379 [7]
X=5 hope this worked out for u.
8 0
4 years ago
Read 2 more answers
I need help with this.
Dovator [93]

Answer:

Hello first one is 4.

Second one is 8

Step-by-step explanation:

First one is f(0). It means you should put zero in the place of x

0 is less than 5 so you should put zero in x+4=f(x)

For the second one do like the first one.

I hope you understand

6 0
3 years ago
2.14x - 42.9 for x = 22.4 ?<br> A. -18.36<br> B. 5.026<br> C. 47.939<br> D. 90.839
Fynjy0 [20]

Answer:

Step-by-step explanation:

Your answer would be B., because you would multiply

2.14 x  22.4   =

47.939  

then you will subtract that by 42.9

47.939 - 42.9 =  

5.026

7 0
3 years ago
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