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
givi [52]
3 years ago
11

Can someone help me with system of equations?

Mathematics
1 answer:
nignag [31]3 years ago
3 0
2x + y = 350
x + 2y = 475 
3x + 3y = 825
x + y = 275
x = 275 - y 
(plug back into first equation) 
2(275 - y) + y = 350
550 - 2y + y = 350 
550 - y = 350
-y =-200 or y = $200 (dog)
therefore, x = $75 (cats)
Check
2(75) + 200 = 350
75 + 400 = 475 
HAPPINESS! :)
You might be interested in
2/3 + 1/2 in simple form fractions
nata0808 [166]
Try and find the common denominator which is 6 since 2×3 is 6 then once u get ur denominator u have to find the numerator which would be 4/6+3/6 And that would equal 7/6 and if you would u would keep it like that but if u would have to change it into a mixed fraction it would be 1 and 1/6

Hoped this helped
3 0
3 years ago
You are making a scale drawing of your classroom using the scale 1 inch: 3 feet the floor of your classroom is a rectangle with
Thepotemich [5.8K]
I think the answer would be 8
6 0
3 years ago
Read 2 more answers
Please help me. i am so confused please
sveticcg [70]

Answer:

what is the question above what you are showing in the picture ?

Step-by-step explanation:

it will help a lot

5 0
3 years ago
Read 2 more answers
Find the value of x<br> x=
Lena [83]

9514 1404 393

Answer:

  x = 65

Step-by-step explanation:

The sum of exterior angles of a polygon is 360°.

  40 + x + 77 + 2x + 45 = 360

  3x + 165 = 360 . . . . simplify

  x + 55 = 120 . . . . . . divide by 3

  x = 65 . . . . . . . . . . . subtract 55

7 0
3 years ago
CAN SOMEONE PLS HELP ME WITH THIS MATH
mario62 [17]

Answer:

1. 3) measure of angle 3 and measure of angle 5 are supplementary

2. x=16

5 0
3 years ago
Other questions:
  • 79 divided by 50,165
    13·1 answer
  • If a climber climbs 0.25 miles per day how many days would it take him to climb 3.848 miles high?
    8·1 answer
  • Solve the following system of equations. Express your answer as an ordered pair in format (a,b), with no spaces between the numb
    5·2 answers
  • The birth rate of a population is b(t) = 2300e0.021t people per year and the death rate is d(t)= 1450e0.018t people per year, fi
    15·1 answer
  • What number is 7 units to the left of -1?<br><br> a.6<br> b.-6<br> c.-8<br> d.8
    13·2 answers
  • Fined the slope of this table
    15·2 answers
  • Simplify the expression: 2(4 + 6j)
    8·1 answer
  • Brian can get an 8-pack of bottled sports drink for $5.28 . How much would Brian have to pay for a 6-pack of the bottled sports
    12·1 answer
  • In the equation 6-(2*
    5·2 answers
  • Find the area of the triangle
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!