1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Simora [160]
3 years ago
11

3 Danica simplified tre following expression,

Mathematics
1 answer:
Scrat [10]3 years ago
7 0

Answer:

The answer is 42

Danica in the third step suddenly transformed 32 into 9.

so continuing from there.....

20-10+32

10+32

42

<Hope it helped!~❤️>

You might be interested in
ASAP PLEASE HELP!!!
Mariulka [41]

Z score = (x -mean) /  standard deviation.

For this problem X = 50 cm.

Z-score = (50 - 49.2) / 1.8

Z score = 0.8 / 1.8

Z score = 0.44

Look up 0.44 on a z-score table.

0.44 = 0.6700

0.67 x 100 = 67% will be 50 cm or longer.

8 0
3 years ago
Find the perimeter and area of this rectangle
yulyashka [42]
P = 11 + 4 + 18 + 37 + 7 + 19 = 96

a = (18*7) + (11*19) = 126 + 209 = 335
3 0
3 years ago
will giver brainliest to the person with the most detailed answer. That means tell me how you got ur answer. And the person who
Umnica [9.8K]

Answer:

She waited five minutes.

Step-by-step explanation:

You can tell that she waited five mins because between points D and E there is a straight line meaning that she was not moving. So you know that she was standing still waiting.

I hope this helps!!!

4 0
2 years ago
Read 2 more answers
Every rational number is a
nordsb [41]

<em>Greetings from Brasil...</em>

a - whole number

FALSE

3/5, for example isnt a whole number

b. natural number

FALSE

0,457888..., for example isnt a natural number

c. integer

FALSE - like a

d. real number

TRUE

The set of real numbers contains the set of rational numbers

ℝ ⊃ ℚ

8 0
3 years ago
-20x2 + x + 12<br> Factor
Pavel [41]

Answer:

[x-3] [x+4]

Step-by-step explanation:

You look to see if you spot the appropriate factors strait away. If you can not immediately determine them you have to consider all of the potential ones and reason out which ones work.

7 0
3 years ago
Other questions:
  • PLEASE ANSWER + BRAINLIEST !!!!
    12·2 answers
  • What is the simplified form of 3.2g^2+5.7d-2.7d+5.7g^2-4.2d
    7·2 answers
  • Can somebody help me with geometry?
    6·1 answer
  • Solve for x:<br><br> 11x = 6x + 20
    11·2 answers
  • GET 11 POINTS AND A THANKS AND BE NAMED BRAINIEST
    8·1 answer
  • Help me please, i am terrible at math
    11·2 answers
  • Olympi
    12·1 answer
  • A plane took off from Marango Airport at 09.50am and touched down in Reika airport at 13.05pm
    6·1 answer
  • Examples of a TRUE biconditional statement, please.
    8·1 answer
  • What is the gradient of the blue line? Need asap
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!