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ddd [48]
4 years ago
6

I need help solving this

Mathematics
1 answer:
shepuryov [24]4 years ago
8 0
3x + 4 (27 - x ) = 89
3x +108 - 4x =89
x= 19(3 credits courses)
y = 89 -19 = 70
y = 70 (4 credit courses)
I hope this helps!
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maria walks 22 feet, then goes another 40 feet on a path that makes a 70 degree angle with the path she was on. how far is she,
hammer [34]

Answer:

132 feet

Step-by-step explanation:

22+60+70

7 0
3 years ago
Find the length of the missing side.<br> 14.5 m<br> 7.3 m<br> X
Furkat [3]

Answer:

x=  12.528

*rounded is 12.53 or 12.5

Step-by-step explanation:

7.3 ^2 + x^2 = 14.5^2

53.29 + x^2 = 210.25

-53.29            -53.29

x^2= 156.96

x= 12.528

7 0
3 years ago
in one day annie traveled 5 times the sum of the number of hours brian traveled and 2. together they traveled 20 hours. find the
8090 [49]
<span>Let  Ah be Annie's hour of travel in 1 day and Bh be Brian's hour

to get Brian's hour of travel:
Ah + Bh  = 20

5 (Bh +2 ) + Bh= 20
5 Bh + 10 + Bh=20
6 Bh = 20 - 10
<u>6Bh</u> = <u>10</u>
6          6</span>
Bh =1.66  

To get Ah of travel 1 day
Ah = 5 (Bh + 2)
 <span>    = 5 (1.66 + 2) </span> <span>
     = 5 ( 3.66 )</span>
 Ah = 18.30  

Checking: Ah + Bh =20  <span>

18.30 + 1.66 = 20
</span><span>19.96 = 20</span>  <span>
20 = 20</span>
(19.96 is rounded off)



6 0
4 years ago
What is the value of x? 1/6 (3 - 2x) &lt; 1/3 x
777dan777 [17]

Step-by-step explanation:

1/6 (3 - 2x) < 1/3 x

let's multiply everything by 6

3 - 2x < 6/3 x

3 - 2x < 2x

3 < 4x

3/4 < x

so, x > 3/4

since 3/4 is never equal to x but is purely smaller than x, the interval of valid x values starts right after 3/4 and goes to infinity.

x = 3/4 is not valid, because 3/4 is not smaller than 3/4 (it is equal to) ...

3 0
2 years ago
Can someone help me on this question pretty please
Oksanka [162]

Answer:

50 dollars an hour

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
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