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soldier1979 [14.2K]
3 years ago
13

Is x=-7 an equation that describes a function

Mathematics
2 answers:
san4es73 [151]3 years ago
5 0
Xy + 7<span> = </span>x<span> + y is not a linear </span>equation<span> because the term xy has degree 2. </span>x<span> + 3y</span>2<span> = 6 is not a linear</span>equation<span> because the term 3y</span>2<span> has degree 2. ... </span>x<span> = (constant). is a linear </span>equation<span> but does not</span><span>describe a function</span>
Oksana_A [137]3 years ago
4 0
No it is not. unless it doesnt pass threw another point

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One day at St. Philip's High School, 1/2 of the pupils walked to school, 1/5 of the pupils came to school by bus, and the remai
xxTIMURxx [149]
1/5=2/10
1/2=5/10
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7 0
3 years ago
HELLLP TAKING A FINAL
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Answer:

2: For every gallon of gas purchased, $3.75 was paid.

Step-by-step explanation:

Both options 1 and 3 would require having a dot plotted at those points to be sure, and they're close but they're still approximations. And option 4 is irrelevant. However the point at (4,15) can be used to check option two: 15/4 = 3.75 , ie the price per gallon of gas.

6 0
2 years ago
Read 2 more answers
In a triangle, the measure of one angle is five more than the first and the third angle is one more than four times the first.
katrin [286]

Answer:

A= 29

B=34

C=117

Step-by-step explanation:

<u>A triangle has three sides and a triangle always adds up to be 180</u>

A + B + C = 180

B = A + 5

C = 4A + 1

Plug in.

A + A + 5 + 4A + 1 = 180

6A + 6 = 180

6A = 174

A = 29

<u>Now since you found A, find the other two by plugging A in!</u>

C = 4(29) + 1

C = 117

<u>Plug in the B equation</u>

B = 29 + 5

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Check your answers

29 + 117 + 34 = 180

4 0
2 years ago
Determine the midpoint between the points (-5, -3) and (-1, 1).
AfilCa [17]

Answer:

(-3,-1)

Step-by-step explanation:

The difference in the x coordinate is 4 and 4 for the y. Add 2 to the x and y from the first coordinate

(-3,-1)

3 0
3 years ago
Read 2 more answers
lee is planning an event for 28 people, he wants to make a fruit drink and he thinks that each person will drink 3 glasses each.
GenaCL600 [577]

Answer:

84

Step-by-step explanation:

Since there will be 28 people, and each of them will drink 3 glasses, you just multiply the number of people times the number of glasses they will drink each, so 28*3. The result is 84.

I hope this helped! :D

7 0
3 years ago
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