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sesenic [268]
3 years ago
7

You are traveling down the interstate averaging 50 mph. How much time has passed when you have traveled 120 miles?

Mathematics
2 answers:
Llana [10]3 years ago
7 0
All you need to do is use the formular distance over speed which gives an answer of
2.4
frutty [35]3 years ago
6 0
You traveled 120 miles

You are traveling at 50mph

So divide 120 by 50

120 ÷ 50=  2\frac{20}{50} ⇒ 2 \frac{2}{5}

Answer: You traveled 2  \frac{2}{5} hours or 2.4 hours 
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3 years ago
How many solutions does this system have?
BigorU [14]

12x - 4y = -8

y = 3x + 2

Rewrite the first equation

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6 0
3 years ago
Read 2 more answers
Decide whether the sequence 4,10,20,34,52 ....... is a linear model,
Alecsey [184]

Answer:

Lineal.

Step-by-step explanation:

To determine if the sequence 4,10,20,34,52 ....... is a linear model, a quadratic model or a cubic model, the following mathematical logical reasoning must be carried out:

4 to 10 = +6

10 to 20 = +10

20 to 34 = +14

34 to 52 = +18

Thus, we can see at a glance that the sequence increases 4 numbers in each digit, adding first 6, then 10, then 14 and so on, with which the next numbers in that sequence should be 74 (+22), 100 ( +26), 130 (+30), 164 (+34), and so on.

Therefore, since there is no quadratic or cubic relationship, the sequence is linear.

6 0
2 years ago
Justin lives 3 2 5 miles from his grandfather's house. Enter the mixed number as a fraction greater than one. 3 2 5 =
elena-s [515]

Answer: \dfrac{17}{5} miles

Step-by-step explanation:

We can express a mixed fraction as an improper fraction.

The process is as follows:

a\dfrac{b}{c}=\dfrac{ac+b}{c}

The given mixed number = 3\dfrac25 miles

This can be represented as

3\dfrac25=\dfrac{3\times5+2}{5}\\\\=\dfrac{15+2}{5}\\\\=\dfrac{15+2}{5}\\\\=\dfrac{17}{5}>1

Hence, the required fraction= \dfrac{17}{5} miles

3 0
3 years ago
What is the solution for -8p - 12 = 5p + 14
vovikov84 [41]
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7 0
3 years ago
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