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adoni [48]
3 years ago
9

Determine,which is the better value 50 envelope for $2.49or 90 envelopes for$5.50

Mathematics
1 answer:
dusya [7]3 years ago
3 0

Answer:

50 envelopes for $2.49

Step-by-step explanation:

Option 1:

2.49/50 = 0.0498 per envelope

Option 2;

5.50/90 = 0.0611 per envelope

Option 1 is a better deal.

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Find the value of x+1/x=3, then find x^3+1/x^3​
spin [16.1K]

Answer:

x+1x=3x+1x=3

(x+1x)3=33(x+1x)3=33

x3+3.x2.1x+3.x.1x2+1x3=27x3+3.x2.1x+3.x.1x2+1x3=27

(x3+1x3)+3.x2.1x+3.x.1x2=27(x3+1x3)+3.x2.1x+3.x.1x2=27

x3+1x3+(3x+3x)=27x3+1x3+(3x+3x)=27

x3+1x3+3(x+1x)=27x3+1x3+3(x+1x)=27

x3+1x3+3×3=27x3+1x3+3×3=27

the answer is 18

4 0
3 years ago
Read 2 more answers
-2|x+5| =8<br> can you plz help me!!
Kitty [74]

Answer:

the answer is here

plz mark as brainlist

Step-by-step explanation:

-2x-10=8

-2x=8+10

X= -18/2

hence X= -9

7 0
3 years ago
Read 2 more answers
What is the greatest common factor of 46a and 50a^2
egoroff_w [7]

2 it is 2 I hope it is right



4 0
3 years ago
HELP PLEASE!!!! What is the formula to this......dry beans, cereal, popcorn, rice, or other small grain (about 4 cups)  heavywe
topjm [15]

Answer:

9101

Step-by-step explanation:

do the math

3 0
3 years ago
There were 4 apple trees planted and 3 pecan trees. 2 peach trees for 3 pecan trees. If there 24 peach trees, how many apple tre
abruzzese [7]
<h3>♫ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ♫</h3>

➷ 4 : 3

? : 3 : 2

The overall ratio is:

4 : 3 : 2 for apple trees to pecan trees, to peach trees.

24/2 = 12

12 x 4 = 48

There would be 48 apple trees.

<h3><u>✽</u></h3>

➶ Hope This Helps You!

➶ Good Luck (:

➶ Have A Great Day ^-^

↬ ʜᴀɴɴᴀʜ ♡

3 0
4 years ago
Read 2 more answers
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