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Luden [163]
3 years ago
13

Louisa used a gift card to pay for 3 meals at a vegetarian restaurant. Each meat cost $7. By how much has the value of the gift

card changed after the purchase of the meals?
A.-$10
B.+$10
C.$7
D.-$21
Mathematics
2 answers:
Stells [14]3 years ago
7 0

Answer:

D

Step-by-step explanation:

romanna [79]3 years ago
5 0

Answer:

D.-$21

Step-by-step explanation:

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Write the following numbers in order of size start with the smallest. 0.32 0.4 0.35 0.309
fenix001 [56]

Answer:

Hey!

0.309<0.32<0.35<0.4

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6 0
3 years ago
What is the LCD of the following rational expressions?
Aloiza [94]
\dfrac{x}{x+1} \ , \  \dfrac{7x}{x-1}

\dfrac{x (x -1)}{(x+1)(x -1)} \ , \  \dfrac{7x(x+1)}{(x-1)(x+ 1)}

<u>We know that (a + b)(a - b) = a² - b²:</u>

\dfrac{x (x -1)}{x^2 - 1}} \ , \ \dfrac{7x(x+1)} {x^2 - 1}

Answer: LCD = ( x + 1) (x - 1)
8 0
3 years ago
Read 2 more answers
suppose the distnace in feet that an object travels t seconds is given by the formula d=64t^2 how far would the object travel af
Darya [45]

Answer:

The object travels 144,000,000 feet.

Step-by-step explanation:

The distance the object travel after t seconds is given by:

d(t) = 64t^2

How far would the object travel after 1.5 * 10^3 seconds

This is d when t = 1.5 \times 10^3 = 1500, so d(1500)

d(1500) = 64*1500^2 = 144000000

The object travels 144,000,000 feet.

8 0
3 years ago
What is a verbal expression for 2m
avanturin [10]
The verbal expression for 2m is two meters
7 0
3 years ago
7+3 to the second power+(12-8) divided by 2x 4 is
cupoosta [38]

\bf \stackrel{\mathbb{P~E~M~D~A~S}}{7+3^2+(12-8)\div 2\times 4}\implies 7+3^2+(\stackrel{\downarrow }{4})\div 2\times 4\implies 7+\stackrel{\downarrow }{9}+(4)\div 2\times 4 \\\\\\ 7+9+\stackrel{\downarrow }{2}\times 4\implies 7+9+\stackrel{\downarrow }{8}\implies \stackrel{\downarrow }{16}+8\implies 24

5 0
3 years ago
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