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
prohojiy [21]
3 years ago
11

Solve the system algebraically. Check your work.

Mathematics
1 answer:
kiruha [24]3 years ago
6 0
Hello Tabby We need to solve 4x+2y= 10 for x Let's start by adding -2y to both sides 4x+2y-2y= 10-2y 4x = -2y+10 X= (-2y+10)/4 X= -1/2 y + 5/2 Now substitute -1/2 y +5/2 for x in 3x+2y=6 3( -1/2 y +5/2) +2y = 6 1/2 y + 15/2 = 6 Add -15/2 to both sides 1/2 y +15/2 -15/2 = 6-15/2 1/2 y = -3/2 Y = -3/2/1/2 Y= -3 Now substitute -3 for y in x = -1/2 y +5/2 X= -1/2 y + 5/2 X = -1/2 (-3)+5/2 X = 3/2 + 5/2 X= (3+5)/2 X=8/2 X= 4 Answer x= 4 and y= -3 I hope that's help and please if you have question feel free to ask me :)
You might be interested in
For which survey is a sample not necessary?
BARSIC [14]

Answer:

<h2>How many car accidents involve airbag malfunctions?</h2><h2 />

This is because there's no need to survey an entire population for accurate results.

The other 3, regarding Colorado residents, middle school students, and classmates are considered a population.

For testing the amount of car accidents, a population is not needed.

<em />

<em>I hope this helped you!</em>

7 0
3 years ago
Read 2 more answers
The _______ position of a decimal is two numbers to the right of decimal point.
Olegator [25]

B. Hundredths

It goes tenths, hundredths, thousandths

4 0
4 years ago
Read 2 more answers
Write the product as a trinomial.
Andru [333]
First we multiply 2r*r and it gives us 2r^{2}. 

Then -5r, + 20r = 15r

Then -5*10 gives us -50.

So the answer is: 2r^{2}+15r-50
3 0
3 years ago
Read 2 more answers
Can someone plz help me with this one problem!!! I’m being timed!
Sati [7]

Answer: No

Have a great day!

5 0
3 years ago
Two basketball players average the same number of points per game. What information would be most helpful in determining which p
Alenkasestr [34]

Answer:

The number of games each player has played

Step-by-step explanation:

Generally to measure variability, we use the range, the variance, the standard deviation and inter quartile ranges.

Given is that the averages are same, this implies that the mean of the two data sets are same. Variability can also be measured by the total number of points each player has scored. It can also be determined by the average number of points each player’s team scores per game.

So, correct answer is option B: the number of games each player has played.

7 0
3 years ago
Read 2 more answers
Other questions:
  • Will mark Brainliest if correct!
    5·2 answers
  • Please help me out.....................
    7·1 answer
  • (b) A TCL 6 series 2018 Roku TV can be purchased from the manufacturer for $830. A certain online retailer has a standard markup
    15·2 answers
  • The mean of the distribution of the mean is equal to mean of parent population?
    8·1 answer
  • An accountant earned $1109 a week last year. What is her yearly salary?
    12·2 answers
  • PLS HELP I NEED IT LIKE RIGHT NOW
    7·1 answer
  • 12.25 = 0.5q + 3.75 solve by combining like terms show all steps plz
    15·2 answers
  • Y^2 + 18y - 41 = 0<br> Y= <br> Y=
    6·1 answer
  • The frequency,f kilohertz of a radio wave is inversely proportional to its wavelength, Ym. The frequency of a radio wave that ha
    8·1 answer
  • What is an equation that has a solution of -2 <br> ,3
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!