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
Volgvan
2 years ago
6

Evaluate the expression when x = 1/2 and y= – 2/5 x + y . ​

Mathematics
1 answer:
mash [69]2 years ago
6 0

9514 1404 393

Answer:

  1/10

Step-by-step explanation:

Put the values where the variables are and do the arithmetic.

  x + y = 1/2 +(-2/5) = 5/10 -4/10 = 1/10

You might be interested in
What is i^84? a) -i b) i c) -1 d) 1
mariarad [96]

Answer:

D) 1

Step-by-step explanation:

When you start raising i to certain powers, you begin to notice a pattern.

i^1=i \\\\i^2=-1 \\\\i^3=-i \\\\i^4=1 \\\\i^5=i \\\\ i^6=-1 \\\\ i^7=-i \\\\i^8= 1

This cycle repeats forever. Since 84 is a multiple of 4, i^84 must be 1. Hope this helps!

7 0
3 years ago
Which of the following expressions represents the LCM of 91x2y and 104xy3?
GaryK [48]
The answer is {B} 728x2y3.
5 0
3 years ago
The front of a box is a square with an area of 175 square units. What would be the best represents S, the length of the edge of
alexira [117]

Answer:

  13.2

Step-by-step explanation:

√175 ≈ 13.2 . . . units

The area of a square is the square of the edge length. Hence, the edge length is the square root of the area.

3 0
3 years ago
2. Tickets to a play cost $344.50 for a group of 12 adults and 10 children. Each aduit ticket cost
Drupady [299]
Each kid ticket will cost 12.25 dollars because 18.50 times 12 equals 222 dollars. You subtract 222 from 344.50 to get the total amount for 10 kids which is 122.50 dollars. 122.50 divides by 10 is 12.50.
5 0
2 years ago
F(x) = 11x - 8
meriva

Solution:

100<em>x</em>^2-58<em>x</em>-16

6 0
3 years ago
Other questions:
  • An isosceles triangle has two sides of equal length, a, and a base, b. The perimeter of the triangle is 15.7 inches, so the equa
    8·1 answer
  • List the different parts of a credit report. Thanks in advance
    14·1 answer
  • A baseball team played 75 games and lost 20% of them. How many games did the team lose? 15 20 55 60
    7·2 answers
  • A conical (cone shaped) water tower has a height of 12 ft and a radius of 3 ft. Water is pumped into the tank at a rate of 4 ft^
    15·1 answer
  • Two prisms are similar if the ratios of corresponding parts are equal.
    15·2 answers
  • How many gallons of a 50% antifreeze solution must be mixed with 70 gallons of 30% antifreeze to get a mixture that is 40% antif
    13·1 answer
  • carla is 8 years old. leo is 2 years younger than carla. kary is 6 years older than leo. how old is katy?
    9·1 answer
  • What is the area of this trapezoid A 50 in² B 108 in² C 126 in² D 192 in²​
    9·1 answer
  • What is the equation of the line that passes through the point (-3, 4) and has a<br> slope of 1?
    5·1 answer
  • FIND THE VALUE OF X ANSWER ASAP 100 POINT QUESTION
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!