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Ghella [55]
3 years ago
11

The sum of two numbers is 19 and their difference is 55 what are the two numbers

Mathematics
1 answer:
dexar [7]3 years ago
6 0
The two numbers are 37 and -18
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Please please please help!!!! :))))))
tresset_1 [31]

Answer:

$ 800

Step-by-step explanation:

Parking slot is in the shape of parallelogram.

base = 3 m

Height = 6 2/3 m

Area = base * height

        = 3 * 6\frac{2}{3}\\\\= 3*\frac{20}{3}\\\\= 20 sq.m

Cost of paving the parking spot = 20 * 40

                                                    = $ 800

8 0
3 years ago
Choose Yes or No to tell if the fraction 3/5 will make each equation true.
Vinvika [58]
Yes
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i hope it helped.
4 0
3 years ago
Read 2 more answers
In the given triangle ABC, find DE. answers: 20 5 10 2.5
adell [148]

Answer:

5

Step-by-step explanation:

Let's call the length AD y.

\dfrac{x+2}{y}=\dfrac{8x-14}{2y} \\\\\\2(x+2)=8x-14 \\\\\\2x+4=8x-14 \\\\\\4=6x-14 \\\\\\6x=18 \\\\\\x=3 \\\\\\DE=x+2=3+2=5

Hope this helps!

5 0
3 years ago
Answer correctly please !!!! Will mark Brianliest !!!!!!!!!!!!!!
xxTIMURxx [149]

Answer: 49 pie

Step-by-step explanation:

<h3>7²</h3>
6 0
3 years ago
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A tree and a building stand side by side. The 5-foot tall tree cast a shadow of 12 feet. If the building is 80 feet tall, how lo
SpyIntel [72]

Answer:

The shadow of the building = 192 ft.

Step-by-step explanation:

∵ There is a proportional relation between the heights of the tree and the building and their shadows

∴ Height tree/height building = shadow tree/shadow building

\frac{5}{80}=\frac{12}{x}

x = \frac{(80)(12)}{5}= 192 ft ⇒ x is the length of the shadow of the building

3 0
3 years ago
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