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
zaharov [31]
3 years ago
14

What is the value of the expression? -0.75-(-2/5)+0.4+(-3/4)

Mathematics
1 answer:
bearhunter [10]3 years ago
8 0
-0.75-\left(-\dfrac{2}{5}\right)+0.4+\left(-\dfrac{3}{4}\right)=-0.75+\dfrac{2}{5}+0.4-\dfrac{3}{4}\\\\=-0.75+\dfrac{2\cdot2}{5\cdot2}+0.4-\dfrac{3\cdot25}{4\cdot25}=-0.75+\dfrac{4}{10}+0.4-\dfrac{75}{100}\\\\=-0.75+0.4+0.4-0.75=-(0.75+0.75)+(0.4+0.4)\\\\=-1.5+0.8=-0.7
You might be interested in
Amber put gasoline into her car she wrote down that she added 56.78 liters of gas but she rounded the amount to the nearest hund
Trava [24]

Answer:

56.779 or 56.782 56.778, etc, because it has to be 8 in the hundreths thousandths less than 5 or 7 in the hundreths thousandths greater than 5

7 0
3 years ago
What is the median of this set of data:593,588,540,434,420,398,390,375
devlian [24]

Answer:

427

Step-by-step explanation:

5 0
3 years ago
A number written in expanded form is written has the sum of each blank write 39,005 in expanded form
evablogger [386]
When expanding number, we should separate the numbers according to the places like the number 275 written in expanded form 200+70+5. So, in this question we must likely done like this. The number is 39,005 the sum that is written on expanded form is 30,000+9,000+5.
3 0
4 years ago
Read 2 more answers
Some one cans help me to find the answer about the whole shape and tell me how do you get the answer step by step please I need
Naya [18.7K]
First let’s call the square shape A and the rectangle shape B.

To find the area of shape A you do 24 x 24 = 576cm squared

To find the area of shape B you do 40 x 24 = 960cm squared

To find the total area you just add the two areas together
576 + 960 = 1536cm squared
4 0
3 years ago
How do we calculate the rate of change for a given domain
SashulF [63]

Answer:The average rate of change between two input values is the total change of the function values (output values) divided by the change in the input values.

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Other questions:
  • Carmen hiked at Yosemite national park for 1.25 hours. Her average speed was 3.9 miles per hour. How many miles did she hike? Gi
    13·1 answer
  • Two sides of an obtuse triangle measure 10 inches and 15 inches. The length of longest side is unknown.
    11·2 answers
  • The graph of y= -4x + 7 is
    5·2 answers
  • Helppppppppppppppppppppppppppppppppppppp
    8·2 answers
  • Help me plz. Haven’t been able to answer this problem. Even my TEACHER is stumped. (Mark brainliest)
    6·2 answers
  • I WILL MARK AS BRAINLEIST
    11·1 answer
  • A right angle has a leg of 12 cm and a hypotenuse of 19 cm. What is the length of the other leg?
    10·1 answer
  • Your payment is $375 per month for 36 months and you made a $2,500 a down payment
    12·2 answers
  • at the convince store, 24 pack of water bottles are selling for $3.99 for 1 pack, or $9.99 for 3 packs. hiw much money per pack
    15·1 answer
  • Question 2 of 10
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!