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Yakvenalex [24]

3 years ago

13

A music store is having a sale where you can buy 2 new-release CDs for $15. How much will 7 CDs cost? Use at least 2 ways to sho

w your answer.

2 answers:

Pavlova-9 [17]3 years ago

7 0

Answer: $52.50

Step-by-step explanation:

1 way : 15 divided by 2 then multipy your answer by 7

2nd way : 15x7. Once you get that answer divide it by 2 to get $52.50

Andreyy893 years ago

7 0

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12=q+23 I need help Im not good with fractions

Afina-wow [57]

Answer:

$12 = q + 23 \\ - q = 23 - 12 \\ - q = 11 \\ \frac{ - q}{ -1 } = \frac{11}{ - 1} \\ q = - 11$

it is actually kinda easy u just need to think harder but I still hope it helps

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myrzilka [38]

Answer:

Step-by-step explanation:

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3 years ago

the sale tax rate in Jans town is 7.5% if she buys 3 lamps for $23.59 each and a sofa for $769.99, how much sales tax does she o

masha68 [24]

Cost of Lamps =
23.59*3= $70.77

Sofa = $769.99
Add them
769.99+70.77
=840.76
Percentage
7.5/100 *840.76
= 63.057

She owes $63.057 to sales tax

4 0

4 years ago

Calculate the slope of a line that goes through the points: (5, 7) & (2, 7). Leave your solution as a simplified (improper)

Fiesta28 [93]

Answer:

0

Step-by-step explanation:

m=(y2-y1)/x2-x1), if m is slope and the 2 points are (x1, y1), (x2, y2).

m=(7-7)/(2-5)

m=0/-3

m=0

also, you don't need to know this but if a line has a slope of zero it's a horizontal line

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3 years ago

HELP!!!! BRAINIEST ANSWER + POINTS!!! PLEASE BE SERIOUS (I NEED ALL 5 POINTS + EXPLANATION)

skelet666 [1.2K]

Answer:

slope=3

y-intercept=-1

Step-by-step explanation:

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3 years ago