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
Dahasolnce [82]
3 years ago
8

What is the value of the expression? ​−4.2(−2.8+4.5)​

Mathematics
2 answers:
Pani-rosa [81]3 years ago
6 0
<span>−<span>4.2<span>(<span><span>−2.8</span>+4.5</span>)</span></span></span><span>=<span>−<span>7.14</span></span></span>
Angelina_Jolie [31]3 years ago
5 0
-7.14

(-2.8+4.5)=1.7

1.7 x -4.2 = -7.14
You might be interested in
Write the series 1-0.5-2+ ... for 12 terms using summation notation
lions [1.4K]

Answer:

The series

            1 -0.5-2-3.5 -5-6.5-8-9.5-11-12.5-14-15.5 upto 12 terms

Step-by-step explanation:

<u><em>Step(i)</em></u>:-

Given series  1 -0.5 -2 +.........

we know that the sum of the sequence is called a series

The sequence is 1, -0.5, -2, -3.5,.....is in AP

a = 1 and the difference between the two terms is equal 'd' = -1.5

<u><em>Step(ii):-</em></u>

<u><em>adding 1.5 value of each term</em></u>

The series

            1 -0.5-2-3.5 -5-6.5-8-9.5-11-12.5-14-15.5 upto 12 terms

<u><em></em></u>

5 0
2 years ago
Which of the following equations describes the line shown below? check all that apply
Ierofanga [76]
The equation of the line can be written as:

y - 3 =  2( x + 2) 
and
y - 9 = 2(x - 1)

So the answers are  E and F

Hope this helps :)
6 0
3 years ago
Suppose that 22 inches of wire costs 88 cents.
Gennadij [26K]
.88/22=.04
41X.04=1.64
5 0
3 years ago
5. How many sides does a triangle have?​
garri49 [273]
A triangle has 3 side
3 0
2 years ago
Read 2 more answers
I will give brainliest!!!!
QveST [7]

Answer:

The. Answer. C

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Other questions:
  • Find the reference angle of -455 degrees
    12·1 answer
  • Need help step by step. Thanks
    15·2 answers
  • Solve for x. 2(1)=x+1
    13·2 answers
  • Hal, Zelda, Maya, and Jason each recorded the height and age of five classmates. They used the data to create the tables below.
    14·2 answers
  • Pls let me know in 5 min or I’m dead
    9·2 answers
  • Which of the following points lies on the line y=x?​<br>(-4,4)<br>(2,-2)<br>(-4,-4)<br>-2,2
    11·1 answer
  • Which expression is equivalent to 2 3/5 divided by 7/9?
    8·1 answer
  • The ple chart shows the favourite sports of a group of students,
    9·2 answers
  • Which expression is equivalent to 20 + 8y − 9y − 21
    12·1 answer
  • at a museum, a model of a rocket is 3 feet high. the model has a scale of 1 foot to 121 feet. the museum manager will create a n
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!