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MatroZZZ [7]
3 years ago
12

Help asapif x²-2x+y²+4y+5=0what is 2x+y??​

Mathematics
1 answer:
tatiyna3 years ago
8 0

Answer: -5

Sorry if I'm wrong

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What is the answer to 7/8+4.2-4/5 equals what
natta225 [31]
So, first turn your fractions into decimals. ⅞ = 0.875 which rounded is 0.88. 4/5 = 0.8. Next, put the decimals into the equation to replace the fractions. 0.88 + 4.2 - 0.8. Next solve the problem. So 0.88 + 4.2 = 5.08. Now your equation should look like this 5.08 - 0.8. Then subtract 0.8 from 5.08 which gives you 4.28. So 4.28 is your answer.
7 0
4 years ago
A bus company sell an annual bus pass for $8.50 and then charges $0.25 per ride.Use the equation c=0.25b + 8.50 to find the coas
Dmitrij [34]
The answer is $18. Put the 38 in the place of b, b being the amount of times someone rides the bus. Hence, C=0.25(38) + 8.50. Then, multiply the multiplable numbers. You get 9.5. Add 9.5 and 8.50 to get 18.
4 0
4 years ago
Pls help it'd be appreciated​
SashulF [63]

Answer:

option A

Step-by-step explanation:

∠WPS +∠OPW  = 180   {straight line}

∠WPS +110 = 180

∠WPS = 180 - 110

∠WPS = 70°

∠RWQ + ∠QWT +∠TWU = 180   {straight line}

∠RWQ + 60 + 50 = 180

∠RWQ + 110 = 180

∠RWQ = 180 - 110

∠RWQ= 70°

∠PWU +  ∠USP + ∠ WPS = 180  {angle sum property of triangle}

∠PWU + 40 + 70 = 180

∠PWU + 110 = 180

∠PWU = 180 - 110  

∠PWU = 70°

3 0
3 years ago
Samantha deposit 300 in an account that earns an annual interest rate of 2.5 after nine months she computes the simple interest.
antiseptic1488 [7]

Answer:

She is doing a mistake of calculating interest after 9 months in place of after 12 months.

Step-by-step explanation:

Samantha deposit $300 in an account that earns an annual interest rate of 2.5%.

Now, Samantha after nine months of deposit computes the simple interest.

She is doing a mistake of calculating interest after 9 months in place of after 12 months.

The calculation of interest should be on a yearly basis (i.e. 12 months) as the interest rate is 2.5% per year. (Answer)

4 0
4 years ago
Witch one should i pick? please help me.
s2008m [1.1K]

Answer:

A

Step-by-step explanation:

The rectangle has an area of 30ft^2

Each triangle has an area of 25ft^2

25+25+30=80

6 0
3 years ago
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