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weeeeeb [17]
3 years ago
13

HELP I Will mark brainliest if you explain

Mathematics
1 answer:
Aleksandr [31]3 years ago
8 0

Answer:

(0,5)

(2,1)

(4,-3)

Step-by-step explanation:

so all you have to do is plug in the x value and if the y value comes out to be whatever is matches up with then it is a solution to the equation for example if you plug in 0 to y=-2x+5 then you get 5 and below it says that when x=0 then y=5 which is true so that would be an answer now if you plug in 2 then you get 1 and it says that when x=2 y=9 which is not correct. sorry if this doesnt make sense its so hard to explain virtually

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For a charity event, Jean biked at a fixed speed from Pine Bluff to Newberry. The graph shows the distance she rode along the y-
tamaranim1 [39]

Answer:

<u>The average speed or proportionality constant (y to x) of Jean biking from Pine Buff to Newberry to go to the charity event was 15 miles per hour</u>

Step-by-step explanation:

1. Let's review the information provided to us to answer the question correctly:

Distance from Pine Bluff to Newberry (y axis) = 75 miles

Time it took Jean to rode her bicycle (x axis) = 5 hours

2. The proportionality constant (y to x) is?

We can calculate the answer this way:

Proportionality constant (y to x) = Distance from Pine Bluff to Newberry (y axis)/Time it took Jean to rode her bicycle (x axis)

Substituting with the real values, we have:

Proportionality constant (y to x) = 75/5

Proportionality constant (y to x) = 15 miles per hour

<u>The average speed or proportionality constant (y to x) of Jean biking from Pine Buff to Newberry to go to the charity event was 15 miles per hour</u>

7 0
3 years ago
What is the domain of the function f(x)= sqrt 9x
Vikentia [17]

Answer:

all positive numbers

Step-by-step explanation:

The domain is all of the possible x coordinates. Since we are doing a square root, the answer can't be negative, so if we are multiplying x by a positive number, x can't be negative. All other numbers would work.

7 0
3 years ago
While driving in Hawaii, Momo discovered some silver bars on the ocean floor. Each bar weighed 70 pounds and the price of silver
Anni [7]

1 pound = 16 ounces.

70 x 16 = 1120 total ounces per bar.

1120 x $5.05 = $5,656 each.

7 0
3 years ago
A Tv show had 3.5x10 to the 6th power viewers for their first episode and 8.5x10 to the 6th power viewers for their second episo
Sonbull [250]

is that x a variable or multiplication symbol?

Step-by-step explanation:

if multiplication the answer is 12 • 10 to the 6th power or 12,000,000 they are the same

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3 years ago
How many solutions does the following equation have? 2x+8=2(x+3)
wolverine [178]

Answer:

0

Step-by-step explanation: 2x+8=2x+6 --> 8=6

8 cant be equal to 6 so this equation is wrong and has no solution.

3 0
2 years ago
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