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
Dima020 [189]
2 years ago
14

PLEASE HELP ME. PLEASE.

Mathematics
2 answers:
vitfil [10]2 years ago
8 0

Answer:

A, B and C are correct

Step-by-step explanation:

(-a)(b)=-ab

(-a)(-b)=ab

\sf A) \quad 3(-18)(5)=3(-90)=-270

\sf B) \quad (-7)(-3)(10)=7 \cdot 3 (10)=21(10)=210

\sf C) \quad (4)(-25)(-10)=(4)(25 \cdot 10)=(4)(250)=1000

\sf D) \quad (-3)(-5)(8)=(3 \cdot 5)(8)=(15)(8)=120

\sf E) \quad (-10)(-10)(-10)=(10 \cdot 10)(-10)=(100)(-10)=-1000

Gnesinka [82]2 years ago
4 0

Answer:

See below ~

Step-by-step explanation:

A)

  • 3(-18)(5)
  • -90(3)
  • -270
  • Correct

B)

  • (-7)(-3)(10)
  • 21(10)
  • 210
  • Correct

C)

  • (4)(-25)(-10)
  • 250(4)
  • 1,000
  • Correct

D)

  • (-3)(-5)(8)
  • 15(8)
  • 120 ≠ -120
  • Incorrect

E)

  • (-10)(-10)(-10)
  • 100(-10)
  • -1,000 ≠ -10,000
  • Incorrect
You might be interested in
How long will it take for 750 mg of a sample of radium-225, which has a half-life of about 15 days, to decay to 68 mg?
AleksAgata [21]

Answer:

52 Days

Step-by-step explanation:

6 0
3 years ago
Triangle ABC has angle measures as shown below. Using the information in the
iren [92.7K]
35 + 52 + 3(x + 2) = 180
87 + 3x + 6 = 180 ( add the like terms and use distributive property)
93 + 3x = 180
-93 -93
3x = 87
÷3 ÷3
x = 29
( the sum of all triangle angles is 180)
4 0
3 years ago
Read 2 more answers
During a musical, an orchestra is playing. As the music plays, the volume changes at the beginning of the piece can be modeled b
Ivanshal [37]

Answer:

what

Step-by-step explanation:

...

5 0
3 years ago
Read 2 more answers
Simplify.Your answer should contain only positive exponents.(x^3y^-2)-4
Galina-37 [17]
X^3(1/y^2)-4 is (x^3y^-2)-4 simplified with only positive exponents
8 0
3 years ago
Put 19/22 into a percentage​
ahrayia [7]
Try 86.36%, I hope this helps!
3 0
3 years ago
Read 2 more answers
Other questions:
  • Find the 8th term in the sequence 4, -24, 144, -864,
    5·1 answer
  • ASAP If you chose Equilateral Equiangular Triangle Rotation to prove SAS Congruence, use the coordinates of your rotation to sho
    11·1 answer
  • Hey guys! I pulled a all nighter and im feeling energetic!
    9·2 answers
  • Which list shows the numbers below in order from least to greatest?
    11·1 answer
  • What is the value (3/4)3
    13·2 answers
  • Explain adpose tissue​
    11·2 answers
  • 11. On the first of the month the balance of
    10·1 answer
  • 15
    6·1 answer
  • The table below shows the amount of time a light stays green, red, and yellow (for one cycle) during the day and during the nigh
    10·1 answer
  • Simplify 10^9 ÷ 10^7
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!