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OLga [1]
3 years ago
15

For what equation is X equals 4.5 a solution

Mathematics
1 answer:
Rom4ik [11]3 years ago
6 0
2x4.5=6.5smsnsmslxdmldod
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Tan(x)=2
nydimaria [60]
<span>Tan(x)=2
Or for x=45 tan(x)=1
then for tan(x)=2 ; x must be superior to 45 
Then the answer is </span><span>d. 63.4 degrees</span> 
8 0
3 years ago
  5y(2x−3)=y(x+2)+20 where x=3
Feliz [49]
Here x=3
so, putting 3 instead of x
5y(2(3)-3)=y(3+2)+20 \\ 5y(3)=5y+20 \\ 15y-5y=20 \\ 10y=20 \\ y=20/10=2
6 0
3 years ago
Read 2 more answers
john is looking at a map with a scale of 1/4 inch=20 miles. he measured the distance from his home to the bowling alley in town
Sergio039 [100]
1 inch=80mi

2.5*80mi=200 mi
5 0
3 years ago
13 is what percent of 15?
Bezzdna [24]

Answer:

86.67%

Step-by-step explanation:

5 0
3 years ago
The cost of shipping a package is $2.75 per pound. Jeremy wants to ship a package that has a mass of 15 kg. How much will it cos
Karolina [17]

Answer:

$90.75

Step-by-step explanation:

First we convert kilograms to pounds.

1 kg = 2.2 lb

15 kg = 15 * 2.2 lb = 33 lb

Cost of shipping: $2.75/lb

Cost of shipping 33 lb: 33 lb * 2.75/lb = $90.75

Answer: $90.75

5 0
3 years ago
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