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zimovet [89]
3 years ago
15

What is the answer to: -1/5 - (-2/9)= ?

Mathematics
2 answers:
Artist 52 [7]3 years ago
8 0

Answer:

1/45 or 0.02222222

Ber [7]3 years ago
3 0

Answer:

1/45

Step-by-step explanation:

Since the double negatives cancel out, we are left with - 1/5 + 2/9 . Add these and you would get 1/45

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Cyndee is taking her siblings out for dessert. Ice cream, c, costs $4.00 per cone. Brownies, b, are $2.00 each. Water for everyo
GalinKa [24]

Answer:

The term that represent the amount of money she will spend on brownies is 2b

Step-by-step explanation:

Let

c ----> the number of cones

b ----> the number of brownies

we know that

The cost of desserts can be found using the expression

4c+2b+5

where

4c ----> is the term that represent the amount of money spend in cones

2b ----> is the term that represent the amount of money spend in brownies

5 ----> is the term that represent the amount of money spend in water

therefore

The term that represent the amount of money she will spend on brownies is 2b

That means ---> the number of brownies (b) multiplied by the cost of each brownie ($2)

5 0
3 years ago
Michael will attend college in 5 years. He anticipates he will need $19,000 to pay for the first year. He currently has $6,400 i
disa [49]
He would need $210 per month, so round to $200
3 0
3 years ago
Read 2 more answers
6) A plane is preparing to land. It is at an altitude of
slavikrds [6]

Answer:

b

Step-by-step explanation:

4800-1400 because 200*7 equals 1400.

3 0
3 years ago
Which number when rounded to the nearest tenth is 43.6
Alex73 [517]

Answer:

Any number greater than 43.54 and less than 43.6 rounds to 43.6. So, 43.55, 43.56, 43.57, 43.58 and 43.59 all round up to 43.6.

8 0
3 years ago
I have this for my math review &amp; i just don't seem to get it...<br>what is (.9x+.8y)^2
elena55 [62]
Can you take the quantity [ x + y ] and square it ?

Can you take the quantity  [ x + 2y ] and square it ?

Then you should have no trouble with the square of (.9x + .8y) .

The square of any binomial (expression with 2 terms) is

(square of the first term)
+ (square of the second term)
+ 2 times (product of the terms) .
8 0
4 years ago
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