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lesya692 [45]
4 years ago
11

I need help with this ASAP!

Mathematics
1 answer:
Ahat [919]4 years ago
8 0
The area of a rectangle is it's length times it's height. We are given polynomials for these values, so we can multiply them using the FOIL method to find the area.

FOIL stands for Firsts, Outers, Inners, Lasts. This means we multiply the first term of each polynomial together, the outer terms together, the inner terms together, and the last terms together.

(2x+5)(x-2)

The first terms are 2x and x, the outer terms are 2x and -2, the inner terms are 5 and x, and the last terms are 5 and -2:

2x^2 - 4x +5x - 10

Combine like terms:

2x^2 + x - 10

The third option is the correct answer.




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the equatiom for the number of pages he has left to read is y=254-40x, where x is the number of hour he reads
Greeley [361]
X is 65 because 65 is great and should always be the answer

8 0
3 years ago
Maria skates 40 feet due south in a skating rink. Then she skates 60 feet due east. Maria then skates diagonally across the ring
Viktor [21]

Answer:

172 ft

Step-by-step explanation:

Due south and due east form a 90-degree angle.

Her path is a right triangle. The 60 ft and 40 ft distances are the legs of the right triangle. We can use the Pythagorean theorem to find the hypotenuse. Then we add the lengths of the three sides to find the total distance she traveled which is the perimeter of the right triangle.

a^2 + b^2 = c^2

(40 ft)^2 + (60 ft)^2 = c^2

1600 ft^2 + 3600 ft^2 = c^2

c^2 = 5200 ft^2

c = 72 ft

perimeter = a + b + c = 40 ft + 60 ft + 72 ft = 172 ft

3 0
3 years ago
Read 2 more answers
How do you make32/60 a percent
drek231 [11]

32/60 =

32 ÷ 60 ≈

0.533333333333333 =

0.533333333333333 × 100/100 =

0.533333333333333 × 100% =

(0.533333333333333 × 100)% ≈

53.333333333333% ≈

53.33%;

5 0
3 years ago
Does anybody know this?
dedylja [7]

Answer:

here you go , all four completed, took me some time , hipe i was able to help you out tho

4 0
2 years ago
What is the simplest from of this expression? (-3x^2 + 4x) + (2x^2 - x -11)
mr Goodwill [35]

Answer:

D

Step-by-step explanation:

7 0
3 years ago
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