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Lostsunrise [7]
3 years ago
7

Plz help! 20 points!

Mathematics
1 answer:
Colt1911 [192]3 years ago
5 0
7. increasing; non-linear
8.A. y=4^x
9.A. y=6x
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GarryVolchara [31]
Let the number of dimes = xLet the number of quarters = y You know that each dime is worth $0.10You know that each quarter is worth $0.25 Using the variables above, we can write two equations that represents the total number of coins and total amount. x + y = 47                               eq10.10x + 0.25y = 8                    eq2 You can use the substitution/elimination method to solve for x and y.<span>3/6/2017 </span>| Michael J.<span>
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Olivia wants to walk 8000 steps today. She walked 45% of this total before lunch? How many steps did Olivia walk before lunch?
LiRa [457]

Answer:

3600 steps

Step-by-step explanation:

Step 1: Multiply 45 by 8000.

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Step 2: Move the decimal point two places to the left.

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Therefore, the answer is 3600 steps.

Have a lovely rest of your day/night, and good luck with your assignments! ♡

4 0
3 years ago
Which expression is equivalent to 2(x+7)-18+4/5 ?
Vadim26 [7]

Answer:

4.7/5

Step-by-step explanation:

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