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
AnnyKZ [126]
3 years ago
12

What is the solution of the system of equations? 3x + 6y = –2 15x + 30y = –10

Mathematics
2 answers:
cestrela7 [59]3 years ago
7 0
3x + 6y = -2......multiply by -5
15x + 30y = -10
--------------------
-15x - 30y = 10 (result of multiplying by -5)
15x + 30y = -10
--------------------add
0 = 0

there are infinitely many solutions

MrRa [10]3 years ago
5 0
3x + 6y = -2 
x = -2y-2/3
15x +30y = -10
x = -2y- 2/3

The answer would be C
You might be interested in
Can someone help me with real numbers
Ierofanga [76]

Answer:

Answer is on the pic

Explanation:

I hope it's helpful!

7 0
2 years ago
If f(x) = -2x^2 + x–5, what is f(3)?
yan [13]

Answer:

-20

Step-by-step explanation:

Replace X by 3

f(3) = -2(3)^2+ (3)-5 = -20

7 0
3 years ago
Tricio mokes $9.00 an hour and works 40 hours a week. How much money does she earn in a year
nadezda [96]

Answer:

18,771 $

Step-by-step explanation:

there are 52.1429 weeks in one year with 40 hours of work each week and then 9 dollars made an hour this equals to 18,771 $

3 0
3 years ago
A silversmith mixed 100 g of a 40% silver alloy with 40 g of
notsponge [240]
Hey, don’t call for that link thing. It’s fake. Here’s how I solved this: x = [35(80%) + 70(25%)]/(35 + 70) = 43.3%

The answer is 43.3%
6 0
3 years ago
I'm really lost?? help please<br>​
BartSMP [9]
If u are lost then go to police and ask for help
7 0
3 years ago
Other questions:
  • 43 5/12 x 11 Please help
    15·1 answer
  • How do you solve this 3x-8+9x=52
    14·2 answers
  • How can you show that two objects are proportional with a graph
    8·1 answer
  • The daily cost of production in a factory is calculated using c(x) = 200 +16 x, where x is the number of complete products manuf
    8·2 answers
  • True or False?
    10·1 answer
  • In a rectangle, the sides have measurements of 2x + 1 and 3x - 5 units Find an expression for the area of the rectangle, in squa
    15·1 answer
  • What is the probability that a data value in a normal distribution is between a
    10·2 answers
  • Express each of the following quadratic functions in the form of f(x) = a (x - h)²+ k.Then,state the minimum or maximum value,ax
    10·1 answer
  • Write in exponatial form 9 is a factor 20 times
    8·1 answer
  • A public parking garage charges $5 plus an additional $2 per hour. Write the equation for the line in slope-intercept form.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!