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Simora [160]
3 years ago
7

Show whether the values x=4 and y =5 make inequality 7x-3y<19

Mathematics
1 answer:
Valentin [98]3 years ago
7 0

Answer:

The inequality is true.

Step-by-step explanation:

To show that it is true, you simply sub in 4 for x and 5 for y and see if the statement is true or not

7(4)-3(5) < 19

28-15 < 19

13 < 19

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Yes, that answer is right, good job.
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James is x years old now and the sum of his age is and his brothers age is 10.
Vesnalui [34]

Answer:

1) James brother is 10-x years old

2) James was 3 years ago x-3 years old

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Step-by-step explanation:

3) 10 - x - 3 = 7 - x

5) 3* James age 3 years ago = James brothers age 3 years ago

<=> 3*(x-3) = 7-x

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3 years ago
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A 90-foot rope from the top of a tree house to the ground forms a 45° angle of elevation from the ground. How high is the top of
-Dominant- [34]

Answer:

63.6 feet

Step-by-step explanation:

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2 years ago
One evening in snowed in several towns the number of inches of snow received are shown in the list below
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Answer:

Please find the required line chart created with MS Excel

Step-by-step explanation:

Question:

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In the question, it is required to create a line plot to represent the data

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The line chart created with MS Excel is attached.

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3 years ago
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