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Sophie [7]
3 years ago
12

30)

Mathematics
1 answer:
masya89 [10]3 years ago
6 0

Answer:

871.5

Step-by-step explanation:

directly proportional

y = kx

y = 12 when x = 14

12 = k(14)

k = 12/14

k = 6/7

--------------------------

what is the value of x when y = 747

747 = (6/7) * x

Multiply both sides by 7/6

747 * 7/6 = x

871.5 = x

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I need help with number 4!! Please! I didn’t learn this and it is due soon! Thank you
earnstyle [38]

Answer:

$20.63 if you tip on the pre-tax amount

Step-by-step explanation:

You pay $12.99 for the pizza, plus the 8% tax on the pizza, plus the 20% tip of the cost of the pizza, so if you tip on the pre-tax amount, you pay

$12.99(0.08) = $1.04 in sales tax

$12.99(0.2)   =  $2.60 for the tip

and $4 delivery charge,

so you pay a total of

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8 0
4 years ago
Of the numbers 8, 9, 10, 11, and 12, which are solutions to the inequality 8p<84?
Allushta [10]
<span>8p<84
p<84/8
p<10.5

answer
</span><span>8, 9, 10 are solutions</span>
7 0
3 years ago
Determine an expression that represents: <br> perimeter:<br> area:<br> 3x+8;5x+2
AfilCa [17]

Answer:

........................

Step-by-step explanation:

6 0
3 years ago
A hexagon is graphed on a coordinate grid and then translated 4 units to the right and 3 units up. If one of the vertices of the
Elena L [17]

Answer:

(13 , 5)

Step-by-step explanation:

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7 0
3 years ago
A stretch of highway that is 12 1/4 miles long has a speed limit signs every 7/8 of a mile. How many speed limit signs are on th
Maksim231197 [3]
Well 12 times four is 48 so you add 48 and 1 and the first fraction (12 1/4) becomes 49/4 then you multiply this by two so it becomes 98/8 now you can take 98 dived by 7 to make 14 speed limit signs on the highway
4 0
3 years ago
Read 2 more answers
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