3 years ago

I need help on this asap

Mathematics

1 answer:

svet-max [94.6K]3 years ago

7 0

Answer:

Step-by-step explanation:

I got 6 but I’m not totally sure if its right

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I forget how to turn fractions into percent

Illusion [34]

Divide the top of the fraction by the bottom,then multiply your answer by 100

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3 years ago

Evaluate –10 • x • 5 when x = –1. –50 –15 6 50

Rudiy27

The answer is 50 ! :-)

4 0

2 years ago

Please help me with this! I will mark you as brainliest!

erastovalidia [21]

Step-by-step explanation:

$\frac{ {5}^{3} }{ {5}^{7} }$

$\frac{1}{ {5}^{7 - 3} }$

$\frac{1}{ {5}^{4} }$

${5}^{ - 4}$

Hope it will help :)

4 0

3 years ago

Two mechanics worked on a car. The first mechanic worked for 5 hours, and the second mechanic worked for 15 hours. Together they

Wewaii [24]

X = rate of mechanic who worked 5 hours

y = rate of mechanic who worked 15 hours

x + y = 200
5x + 15y = 1950

you find the first variable in one of the equations, then subsitute the result into the other equation. your answer would be:

the mechanic who worked for 5 hours charged $105 per hour, the one who worked 15 hours charged $95 per hour.

hope this helps :)

3 0

3 years ago

The length of Peter's rectangular living room is 6 meters and the distance between opposite corners is 7 meters. What is the wid

padilas [110]

Answer:

3.6 m

Step-by-step explanation:

Given that :

Length of room = 6

Distance between opposite corners = 7

Width of room :

Using Pythagoras rule:

Opposite ²= hypotenus² + adjacent²

From. The diagram attached :

w² = 7² - 6²

w² = 49 - 36

w² = 13

w = 3.605

w = 3.6 m

7 0

3 years ago