3 years ago

Which equation represents a proportional relationship that has a constant of proportionality equal to 4 over 5

Mathematics

1 answer:

Vlad1618 [11]3 years ago

5 0

Answer:

y=4/5x

Step-by-step explanation:

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Someone help please k(x)=7x+100 k(-5)=

zlopas [31]

Answer:

k(-5) = 65

Step-by-step explanation:

k(x) = 7x + 100

k(-5) = 7(-5) + 100

= -35 + 100

= 65

5 0

3 years ago

Which sentence explains the correct first step in the solution of this equation? <br> 4(3+x)=9

QveST [7]

Answer:

Multiply 4(3+x)

Step-by-step explanation:

First: 4*3=12 so, 12+3x=9

12+3x=9

-12

3x=-3

divide by 3

Solution: x=-1

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4 years ago

anna is having a party . she needs 15 invitations. the invitations come in packages of 7 . how many packages of invitations does

lorasvet [3.4K]

3 packages so there would be at least 21 invitiations

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3 years ago

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One pound of beef costs $4.25. One pound of turkey cost $2.85. How much more does 1.25 pounds of the beef cost than 1.25 pounds

BigorU [14]

Answer: $1.75

Step-by-step explanation:

Increase 1.25 by 4.25

5.31

Presently increase 1.25 by 2.85

3.56

Take away 3.56 from 5.31

1.75

6 0

3 years ago

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2) Last Friday Trevon had $29. Over the weekend he received some money

OverLord2011 [107]

Answer:

12 dollars

Step-by-step explanation:

29+12=41 or 12-49=29

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3 years ago