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andreev551 [17]
2 years ago
8

Please help me with these questions and show how u found them! i will mark you brainliest

Mathematics
1 answer:
natta225 [31]2 years ago
4 0

Answer:

Step-by-step explanation:

i know that number 9 is 8

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A recipe that serves 8 people requires 1 and one fourth cups of sugar. Using this​ recipe, how many cups of sugar are needed to
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3 1/8 or 3.125.

Step-by-step explanation:

First you would change 1 1/4 to 5/4. Then you would make a proportion of 5/4 or I like to use decimals, 1.25, over 8. Your proportion would look like: 1.25/8 = x/20. Then cross multiply 1.25 and 20 then divide your product by 8. Your final answer is 3.125 or 3 1/8. Hope this helps!

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3 years ago
Solve for b.<br><br> 3 (b−4 )+ 5b = 44<br><br><br> b =
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B=7
3(b-4)+5b=44
3b-12+5b=44
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3 years ago
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3 years ago
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Subtract --4x2 + 3x - 7 from 8x2 + 2x - 3
r-ruslan [8.4K]

Answer:

23

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((8x2) +2x(-3)))-(((-(-4)) x 2) +( 3 x( -7)) =23

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3 years ago
A salesperson is paid $60 per week plus $4.50 per sale. THIS WEEK, the salesperson wants to earn more than $240. How many sales
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42 sales plz mark as brainliest

Step-by-step explanation:

60 + 4.5(x) =250

60 + 4.5x =250

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x = 190/4.5

x= 42 sales

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3 years ago
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