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
stealth61 [152]
3 years ago
9

5x+2y=9, and 5x+10y=75,

Mathematics
1 answer:
MatroZZZ [7]3 years ago
3 0

Answer:

x = -1.5 y = 8.25

Step-by-step explanation:

5x + 2y - 5x - 10y = -66

8y = 66

y = 8.25

5x + 2(8.25) = 9

x = -1.5

You might be interested in
You ask 125 randomly chosen students their favorite sport. There are 1300 students in the school. Based on the results of the su
yan [13]

<u><em>780 students</em></u>

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

<em>Set up a proportion.</em>

<em />

<em>75 / 125 = x/1300</em>

<em />

<em>125  10.4 = 1300</em>

<em />

<em>75 * 10.4 = 780</em>

<em />

<em>x=780</em>

5 0
3 years ago
Use the rule x + 7 to find the missing number in the table.
dexar [7]

Step-by-step explanation:

<u>Given:</u>

  • Rule, x + 7.
  • Table values.

The rule is telling us to add 7 to the given value of x.

Add 7 to 12.

7 + 12 = 19

The missing number is 19.

3 0
2 years ago
I don't even know what I'm soposto do
seropon [69]
Its A or C because Angle AEC has to be bigger then 90 degrees
3 0
3 years ago
Read 2 more answers
Is this rational or irrational? If so why ?
xeze [42]
0.12 can be written as 12/100 or 3/25. It is very much a rational number as no square root is involved in the fractional form of the number.
4 0
3 years ago
Read 2 more answers
At a party there are 40 cookies. There are 5 chocolate cookies for every 3 oatmeal cookies,how many oatmeal cookies are there
Pavel [41]
The answer is: 15

Because if for every 5 c cookies there is 3 oatmeal cookies, we can add 5+3=8. 40 divided by 8= 5. 5 times 3 equals 15. That’s why the answer is 15

4 0
3 years ago
Read 2 more answers
Other questions:
  • 8x squared - 7 -9x squared + 8 +10x
    7·2 answers
  • 9x - 4= 2x + 3<br> -—-——-—-
    9·2 answers
  • Find the slope of the line that passes through (-21, 59) and (35, -13).
    7·2 answers
  • Calculate the sample standard deviation and sample variance for the following frequency distribution of heart rates for a sample
    6·1 answer
  • What are the solutions to the equation <br> 0=x^2-10x+10
    10·1 answer
  • GIVING BRAINLIEST HURRY
    11·2 answers
  • I need to know the intercepts for y and x ASAP!!!!!!!<br> f(x) = -8x + 4 is the equation
    12·1 answer
  • Suppose you plan to visit Carlsbad Caverns. You want to take the three-mile walking tour.
    14·2 answers
  • To original: 160<br> new: 136
    11·1 answer
  • What is the value of X in the following representation​
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!