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2 years ago

Plzzzzz help i really need it guys thxxxxxxxx!

Mathematics

1 answer:

Alex777 [14]2 years ago

7 0

Answer:

11. m=-1/4 b=5 equation is y=-1/4x+5

12.m=4/3 b=0 equation is y=4/3x

Step-by-step explanation:

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1. A hotel manager buys 30 pillow cases and 25 shower curtains for $375. The manager then buys another 28 pillow cases and 35 sh

skad [1K]

Answer:

For #2: It's C. 17 nickels and 15 quarters.

Step-by-step explanation:

17*5= 85

15*25= 375

375+85= 460

add in the decimal:

17* 5 cents= $.85

15* 25 cents= $3.75

$3.75+ $.85= $4.60

7 0

3 years ago

X/-9 + n/-7 = 9 solve for x

Andrews [41]

9514 1404 393

Answer:

x = -(9/7)n -81

Step-by-step explanation:

Subtract the n term.

x/-9 = 9 -n/-7

Multiply by -9.

x = -81 -(9/7)n

6 0

2 years ago

An items is regularly priced at $20. Keisha bought it on sale for 40% off the regular price. How much did Keisha pay?

nirvana33 [79]

Answer:

Kiesha paid $12.

Step-by-step explanation:

40% of 20 is 8. So you subtract 8 from 20 and that gives you the amount she paid.

6 0

2 years ago

Can anyone tell me correctly

BaLLatris [955]

$\large\underline\red{\sf \implies Solution :- }$

1) A figure formed by line segments only is called a polygon  .

2) Perimeter of a regular polygon is Number of sides × Measure of each side .

3) Perimeter of a irregular polygon is sum of all sides .

4) Two circles with same centre but different radii is called Concentric circles.

5) Ratio of circumference of circle to its diameter is pie  and is named by Greek letter π .

6) Distance around the circle is called circumference.

7) A chord of the circle contains exactly two points on a circle.

8) 1 hectare = 10,000 m²

<h3>I hope it helped ツ</h3>

4 0

3 years ago

Please Help! It is Pre-Calc and I need to know the answer!

Kisachek [45]

That's again the derivative at 2, so the answer is A. 4. Hard way:

f(x)=x²

f(2)=4

f(2+h) = (2+h)² = 4 + 4h + h²

f(2+h) - f(2) = 4h + h²

(f(2+h)-f(2))/h = 4 + h

Limit is 4.

Answer: A. 4

3 0

3 years ago