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Leto [7]
3 years ago
15

Please help me !!!!!

Mathematics
2 answers:
Leno4ka [110]3 years ago
5 0
You just need to know the order of operations or PEMDAS. To evaluate the expressions, first, do anything in parentheses, then exponents, then multiplication and division, then addition and subtraction.

a) 6x7-3^2x9+4^3
6x7-9x9+64
42-81+64
25

b) 5+4x2+6-2x2-1
5+8+6-4-1
14
Rudik [331]3 years ago
3 0
Expression 2 would probably be 
easy numbers so, it would be 14.


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Write to fractions between 8/10 and 5/4​
Sever21 [200]

40/40

8x5=40

10x4=40

I really hope this answer helps you out! It makes my day helping people like you and giving back to the community that has helped me through school! If you could do me a favor, if this helped you and this is the very best answer and you understand that all of my answers are legit and top notch. Please mark as brainliest! Thanks and have a awesome day!

4 0
3 years ago
Hamburger heaven is having a lunch special where customers buy one 3/4 pounds cheese burger and get one free if they set aside 1
Yuri [45]

Answer:

49

Step-by-step explanation:

49 hamburguers (of 3/4 pound)

Step-by-step explanation:

3/4 pound is equal to 0.75 pound

37 1/3 pounds of meat is equal to

37 + 1/3 pound =  37.3333 pounds

To find how much hamburguers can be made, we need to divide

37.3333 pounds/ 0.75 pounds

37.3333 pounds/ 0.75 pounds = 49.777777

(We need to round to the lowest number)

This means that 49 hamburguers could be made

Plz mark brainliest

5 0
3 years ago
What can you multiply to give you -42 and add up to 1
yanalaym [24]
-6 + 7 = 1 and -6*7 = -42

So f(x) = (x + 7)(x - 6)
7 0
3 years ago
The Swaying Palms Hotel has 200 rooms. The graph shows the average number of
melomori [17]
You need to add a picture of the graph
3 0
3 years ago
Read 2 more answers
4x-7 &lt; 5<br> Pls solve (liniear inequality)
Ludmilka [50]

Answer:

x<3

Step-by-step explanation:

4x<12

x<3

4 0
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