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Mashcka [7]
3 years ago
5

Determine wheather the graphs of y = 2x+1 and y=-3X-7 are parallel, perpendicular, coincident, or none of these

Mathematics
1 answer:
Readme [11.4K]3 years ago
5 0

Answer:

The two graphs are perpendicular

Step-by-step explanation:

The slope of the first one is the reciprocal of the second. Also I graphed it.

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The length of a rectangular deck is five times it's width if the decks perimeter is 24 feet what is the decks area
miv72 [106K]

Answer:

20 square feet

Step-by-step explanation:

The length of a rectangular deck is five times it's width if the decks perimeter is 24 feet what is the decks area

Step 1

We find the Length and Width of the deck

Perimeter of a rectangle = 2L + 2W

The length of a rectangular deck is five times it's width

W = Width

L = Length = 5W

P = 24 feet

Perimeter = 2(5W) + 2W

24 = 10W + 2W

24 = 12 W

W = 24/12

W = 2 feet

Solving for L

L = 5W

L = 5 × 2 feet

L = 10 feet

Step 2

We find the area of the deck

Area of the deck(Rectangle) = Length × Width

= 10 feet × 2 feet

= 20 square feet

4 0
3 years ago
15 3/4% is equal to which decimal?<br><br> A- 0.1575<br> B- 157.25<br> C-15.25<br> D- 15.34
eimsori [14]
15 3/4% = 15.75%
15.75% = 0.1575
The answer is A.
6 0
3 years ago
Read 2 more answers
A bus driver drives 547.25 miles on day 1 of a trip. On day 2, he drives 327.875 miles.
liq [111]
219.375 because 547.25 minus 327.875 is 219.375.
8 0
3 years ago
Read 2 more answers
A mathematical hypothesis could be a guess at a _____ rule.<br><br> variable<br> function<br> input
jeka57 [31]
I want to say function rule
7 0
3 years ago
A stadium has 49,000 seats. Seats sell for ​$42 in Section​ A, ​$36 in Section​ B, and ​$30 in Section C. The number of seats in
Nonamiya [84]

Answer:

7,000

Step-by-step explanation:

3,500b + 3,500c = a

            or

3,000b + 4,000c = a

       7,000 = a

idk what i was doing

7 0
3 years ago
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