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Liono4ka [1.6K]
2 years ago
8

Find the slope and the y-intercept of the graph of y-1 = 3x + 8.4.

Mathematics
2 answers:
Paha777 [63]2 years ago
8 0
The slope is 3 and the y-intercept is (0, 9.4)
____ [38]2 years ago
6 0

Step-by-step explanation:

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serg [7]
Ok so the first one is 225 miles but i can't do the graph
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4 0
3 years ago
Whats 4485 square feet of grass in 3/4 of an hour. How many square feet of grass can be fertilized per hour
alex41 [277]
4485 square feet of grass ... 3/4 of an hour
x square feet of grass = ? ... 1 hour

If you would like to know how many square feet of grass can be fertilized per hour, you can calculate this using the following steps:

4485 * 1 = 3/4 * x
4485 = 3/4 * x       /*4/3
x = 4485 * 4 / 3
x = 5980 square feet

Result: 5980 square feet of grass can be fertilized in one hour.
7 0
3 years ago
It is generally believed that the mean value of the district's total SAT score distribution is equal to 1200 (the null hypothesi
g100num [7]

Answer:

The corresponding p-value, is p = 1

Step-by-step explanation:

The maximum score SAT score, n =  1,600

The mean of the district's total SAT score distribution = 1,200

The claim of one of the districts principal, is the that mean of the district's total SAT score distribution ≠ 1,200

Using proportions, we have;

p = 1,200/1,600 = 0.75

q = 1 - p = 0.25

The margin of error, E = Z√(p·q/n)

∴ E = 5% = Z×√((0.75 × 0.25)/1,600)

z = 0.05/(√((0.75 × 0.25)/1,600)) ≈ 4.61880

Therefore, the corresponding p-value, p = 1

7 0
3 years ago
Find the missing sides and leave the answers as radicals in simplest form!! HELP
Yanka [14]

Answer:

well the top shows its 45° so the thr bottom right hand side is also 45 ° but the side where it has a red squares is 90 °

4 0
2 years ago
Heather opens a bank account with $125. Each week, starting the following week, she deposits $25 into her account.
Rufina [12.5K]
Total money in account=125+25n
7 0
3 years ago
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