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
jekas [21]
3 years ago
9

Solve these and show your work pls!

Mathematics
1 answer:
sertanlavr [38]3 years ago
3 0

Answer :the 1st and 3rd are true

Step-by-step explanation:

you do the math how their set up so just right those and you can get your answer that way. (if your adding a positive and negative your basically subtracting so just write in the order their in; if you subtracting a negative from a positive it equals a positive; if your subtracting a negative from a negative or the answer is positive; if your subtracting a positive from a negative its negative) i hope this helps if u have any more questions just message me and i  will be happy to help you anytime!!! <3

You might be interested in
Total piston displacement is given by the following formula: TT P.D.ED?LN 4 Where P.D. = piston displacement, in cubic inches D
Ede4ka [16]

Answer: ≈ 1696460.03

Step-by-step explanation:

Formula:

P.D.=(\frac{\pi }{4})D^2LN ⇒ \left(\frac{\pi }{4}\right)400^2\cdot 4.5\cdot 6

Steps:

1. calculate pi and inset into equation

=0.785398(400^2)(4.5)(6)

2. calculate exponents

=(0.785398)(160000)(4.5)(6)

3 . multiply the rest

=(125663.706144)(4.5)(6)

=(565486.677646)(6)

4. divide by 2 to get the diameter

=\frac{3392920.065877}{2}

5. round to the nearest hundredth (2 decimal points)

= 1696460.032938 ≈ 1696460.03

Hope this helped!

7 0
2 years ago
The numbers in any column, row or diagonal in
inn [45]

Answer:

1/10 in first row

1/20 in second row

1/5 in third row

Step-by-step explanation:

it is simple, take first row, and look what is required to get 1,

here 5*2 is 10, so to get 1 we need to divide with 10

in second row, 20*1 is 20, so we need to divide with 20

and in third row 10* ½ is 5, so we need to divide with 5

8 0
2 years ago
Y&gt;x−4<br> y\ge -\frac{1}{2}x+5<br> y≥− <br> 2<br> 1<br> ​ <br> x+5
8_murik_8 [283]

ANSWER A

STEP BY STEP EXPLANATION

6 0
3 years ago
An aquarium has the dimensions shown in the net below. What is the surface area of the aquarium?
marusya05 [52]

Answer:

C

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Plz help me with this question plz it's requested plz ​
astraxan [27]

Step-by-step explanation:

Answer above

if you have any doubts ask in comments

3 0
3 years ago
Other questions:
  • Multiply 4x 1/2. And 1/2 x3/4. Also 3/4 x1/3. Please need help with this
    12·2 answers
  • If the sles tax price je 162 and had a markdown of 1/4 what is the original price
    13·1 answer
  • How would I convert 2.7 g/cm to lb/in?
    14·1 answer
  • Find a formula for the described function. A rectangle has area 49 m2. Express the perimeter of the rectangle as a function of t
    5·1 answer
  • Find the slope of the line -<br><br> a. -3/4<br><br> b. 3/4<br><br> c. -4/3<br><br> d. 4/3
    15·1 answer
  • What is the largest three-digit palindrome divisible by 18?
    6·1 answer
  • What's the linear equation?
    12·2 answers
  • Help plsssss ill mark brainliest​
    10·1 answer
  • Suppose that 3000 drivers in Wakanda were randomly breath-tested on 21 April 2019 and 116 were above the limit of 0.05 blood- al
    13·1 answer
  • Please teach me how to solve part b, thank you.​
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!