3 years ago

Hi, could you please answer this?

Mathematics

2 answers:

grin007 [14]3 years ago

7 0

It’s the 1st second and the fifth choice

stealth61 [152]3 years ago

7 0

Answer:

He added -8 and -2 instead of multiplying them, 2nd term should be positive, the last term should be -1 1/2

Step-by-step explanation:

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Step-by-step explanation:

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6 0

3 years ago

Solve this problem y=(x-3)^2 when x=9

atroni [7]

Y=36

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which is y=6^2
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3 0

3 years ago

Which of the following are true statements about David Hilbert?

qwelly [4]

Answer:

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3 years ago

At an amusement park , the cost of 3 adult tickets and 4 children’s ticket is $126.50 another customer paid $120.50 for 2 adult

KonstantinChe [14]

Answer:

1 Adult ticket=$21.50 ; 1 Children ticket=$15.50

Step-by-step explanation:

3A+4C=126.50

2A+5C=120.50

We find the price of adult tickets 1st.

15A+20C=632.5

8A+20C=482

7A=632.5-482=150.5

1A=21.50

Now we find Children ticket

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4 0

4 years ago

If you reduce a twelve times a number by 40, you get the same number as if you increase its seven times by 25. What number is th

Digiron [165]

Step-by-step explanation:

Take the number as x

12x-40=7x+25

collect like terms

12x-7x=25+40

5x=65(divide both sides by 5)

x=13

Therefore number is 13

6 0

3 years ago

Hi, could you please answer this?​

Hi, could you please answer this?