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
mina [271]
3 years ago
5

4x+2y=20 and 3x-y=10 Which coordinate solves both equations.

Mathematics
1 answer:
Amiraneli [1.4K]3 years ago
7 0

4x + 2y = 20

3x - y = 10

Multiplying second equation by 2.

6x - 2y = 20

Adding to the first,

10x = 40

x = 4

y = 3x - 10 = 3(4) - 10 = 2

Answer: (4, 2)

Check:

4(4) + 2(2) = 16+4 = 20, good

3(4) - 2 = 12 - 2 = 10, good

You might be interested in
Find the value of x. <br><br> is this the correct answer?
IgorLugansk [536]

Step-by-step explanation:

what's the radius

need the radius

5 0
3 years ago
The volume, V, of a cone is calculated using the formula V 1 Tr?h, where r is the radius of the base and h 3 is the height of th
e-lub [12.9K]

Answer

r = 20.25

this is the awnser i know im only in 6th grade but im good at math

8 0
3 years ago
A rectangular garden has length and width as given by the expressions below.
anyanavicka [17]

Answer:

(8 - 42x - 56y -12xy) is you're answer.

Step-by-step explanation:

6 0
3 years ago
How do u graph x&gt;-6 on a line graph?
erastova [34]
Ok so if -6 is the y intercept you look for -6 on the y axis and use rise over run up one over one until you can't plot anymore and then down one over one and do the same thing did that help you Phil?
5 0
3 years ago
Read 2 more answers
I need this answered asap !
gtnhenbr [62]

Answer:

Week 16

Step-by-step explanation:

Week 1: 3.5 miles  => 22.5 miles left

22.5/1.5 increments = 15 weeks

15 weeks + week 1 = 16th week

4 0
4 years ago
Read 2 more answers
Other questions:
  • What is the square root of 10
    12·2 answers
  • What is equivalent to 4/21
    7·2 answers
  • pumpkin weighed 913 kilograms. An average-sized pumpkin weighs 5,000 grams. The 2012 world-record pumpkin weighs _____ kilograms
    12·1 answer
  • Find the area.Round to the nearest tenth if necessary. thank you for you help.
    6·1 answer
  • Cmon this is my last question help me
    15·2 answers
  • Check Up 2 (continued)
    11·1 answer
  • Which expression is equlvalent to the given expression? assume the denominator does not equal zero.
    15·2 answers
  • What does the word "flip" tell you to do in "Keep, Change, Flip" for dividing fractions?
    11·2 answers
  • Simplified<br> 3.2-5.1n-2n+8=
    12·2 answers
  • Which statement best describes the graph
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!