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Otrada [13]
3 years ago
15

A sum of 2 numbers is 8,8, thier diffrence is 1.8

Mathematics
2 answers:
statuscvo [17]3 years ago
8 0

Answer:

5.3+3.5=8.8

Step-by-step explanation:

x+y=8.8

x-y=1.8

add both equations togeather which cancel out y because there is a +y and a -y

2x=8.8+1.8

<u>2x=10.6</u>

2      2

x=5.3

8.8-5.3=3.5

5.3-3.5=1.8

5.3+3.5=8.8

Elena L [17]3 years ago
7 0

Answer:

457

Step-by-step explanation:

57;;/*_&445

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Answer:

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Step-by-step explanation:

Complete question

The author received a total of $195,000 for the book sales. How many hardcover books were sold if the cost of one hardcover book is  $500. Type in numbers only.

Solution

Given-

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Answer:

Step-by-step explanation:

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Step-by-step explanation:

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