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
yulyashka [42]
4 years ago
12

Are these equvilant and what properties are they i need the answer asap

Mathematics
1 answer:
marta [7]4 years ago
6 0
18. equivalent
16x5 does equal 10x8
19. equivalent
13-0 does equal 0
20. Not equivalent
12-2 doesn’t not equal 7-3
For all three of these equations you have to use PEMDAS (systems of equations) so first you solve everything that’s in parentheses, then any exponents, followed by multiplication,division,addition, and lastly subtraction. You MUST follow that order to get the correct answer.
You might be interested in
PLEASEE HELP ME!!!!
Svet_ta [14]

The angle would be 35 degrees (the complement is 90-35 = 55 degrees.)  Hope this helps!

3 0
3 years ago
Read 2 more answers
Mr. Garcia is spreading mulch in his yard he spreads 3 square yards and 40 minutes how many square yards can he mulch in 1 hour
Verdich [7]

Answer:

Step-by-step explanation:

3 over 2/3 → 3/1 divided by 2/3  → 3/1  x 3/2 (do keep change flip)

once you multiply you'll get 9/2.

4 0
3 years ago
Plz help me due today
Blababa [14]

Answer:

2976 in³

Step-by-step explanation:

Stool volume = upper smaller prism + Lower bigger prism

Stool volume = 8 x 6 x 12 + 20 x 12 x 10 = 576 + 2400 = 2976

check: volume = 20 x 12 x 16 - 12 x 12 x 6 = 2976

3 0
3 years ago
Can someone please help me with my math hw (1-11) thanks
uranmaximum [27]
1) 2 1/5
2) -1 1/4
3)1 5/8
4)19/30
5)2 1/6
6) ???
7)-8 5/24
8)???
9)6 11/15
10)???
11)???
I couldn’t see the ones with the ??? on them and also all you have to do to get the answer is find the LCD and combine
8 0
3 years ago
A coin contains 999 grams of nickel and 161616 grams of copper, for a total weight of 252525 grams.
ale4655 [162]
64% because (161616/252525)(100)
4 0
3 years ago
Other questions:
  • In the figure below, OS=ST and the coordinates of T are (k, 5). What is the value of K?
    5·1 answer
  • ¿Cuál es el área de un círculo cuya circunferencia mide 7π cm?
    6·1 answer
  • Can someone please help me on this question? Use the following diagram to find the fraction representing each collection of dots
    14·1 answer
  • Write a two column proof.<br> Given: 7y=8x-14 ; y=6<br> Prove: x=7
    6·2 answers
  • Which formula gives the area of a parallelogram? (3)
    7·1 answer
  • Sophia made a scale drawing of a museum in the drawing 3 inches represents 15 feet the length of one Gallery Wall on the drawing
    6·1 answer
  • Tickets to the school dance cost $3.00 in advance or $5.00 at the door. There were a total of 184 tickets sold, raising $688. Ho
    9·1 answer
  • Select the correct answer. What is the solution to the equation? 3(x+9) ^3/4 = 24
    13·1 answer
  • a garage sells 86 more red cars Than blue cars the garage sells 1048 blue cars how many blue and red cars do they sell?​
    6·2 answers
  • can someone help me figure out how to solve this without a protractor or anything if possible? I have issues with focusing and i
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!