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Salsk061 [2.6K]
3 years ago
13

What can I add to -4.2 to get -3

Mathematics
2 answers:
vova2212 [387]3 years ago
7 0
The answer is to add 1.2

-4.2 + 1.2 = -3
Burka [1]3 years ago
5 0

Answer is add : -0.8

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The image shows the distances in miles between three cities. How much closer is it to travel from Aurora to Clifton directly tha
murzikaleks [220]

Answer:

First we need to calculate the distance between Clifton and Burlington by using Pythagorean theorem:

    x² + 65² = 97²

=> x²           = 97² - 65²

=> x²           = 5184

=> x             = √5184 = 72 (m)

The total distance from Aurora to Clifton through Burlington is: 65 + 72 = 137 (m)

We have: 137 - 97 = 40 (m)

So it is 40 m  closer to travel from Aurora to Clifton directly than from Aurora to Clifton through Burlington

7 0
3 years ago
Initially, the ratio of Ed’s toy cars to Pete’s toy cars was 5:2. After Ed gave 30 toy cars to Pete, they each had an equal numb
Burka [1]
So here is the answer. Initially, Ed's toy cars compared to Pete's toy cars was 5:2. So for every 5 cars that Ed has, Pete has 2. Now that Ed gave 30 cars to Pete. So here it goes. The total number of ratio units is 5+2=7, so each will have an equal number if they both have 3.5 ratio units. That is, if Ed transfers to Pete 1.5 ratio units, their car counts will be equal. Thus 1.5 ratio units = 30 cars, or 1 ratio unit = 20 cars. Therefore, this makes <span> 7*20 cars = 140 cars.
</span>Hope this helps.
6 0
3 years ago
Janice deposited $750 in a savings account that earns 3.5% simple interest. How much interest has Janice earned by the end of th
Ronch [10]
Janice deposited $750 and a savings account earns 3.5% simple interest.
r = 3.5% = 0.035
I = $750 * 0.035 
I = $26.25
Answer:
Janice has earned
D ) $26.25
8 0
3 years ago
I need help ! On the question i reslly do not get it !
AlexFokin [52]

This question is basically a ratio 1 : 42

so then it would be 2 : 84 then 3 : 126

So your answer is D 3 Gallons for 126 miles.

4 0
3 years ago
Read 2 more answers
An artist has completed 1/14 of a painting in 2 weeks. At what rate is she working?
joja [24]

Answer:

Rate = 0.035 per weeks

Step-by-step explanation:

Given that,

An artist has completed 1/14 of a painting in 2 weeks.

We need to find the rate at which she is working. Let the rate is R. It can be calculated by dividing part that is completed and time.

R=\dfrac{\dfrac{1}{14}}{2}\\\\R=0.035\ \text{per weeks}

Hence, her rate is 0.035 per weeks.

6 0
3 years ago
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