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
tiny-mole [99]
3 years ago
14

Writing a System of Equations from Tables

Mathematics
1 answer:
ladessa [460]3 years ago
4 0

Answer:

Step-by-step explanation:

\\\begin{array}{|c|c|c||c|c|c|}x&y&\Delta y&x&y&\Delta y\\---&---&---&---&---&---\\0&-6&-1.5&0&6.1&-4\\1&-4.5&-1.5&1&6.1&-4\\2&-3&-1.5&2&-1.9&-4\\3&1.5&-1.5&3&-5.9&-4\\---&---&---&---&---&---\\\end {array}\\\\Tables\ representent\ lines\\\\First\ line: \ passing\ through\ (0,-6)\ and\ (2,-3)\:\\\\y+6=\dfrac{3} {2} (x-0) \ or\  y=\dfrac{3} {2} x-6\\\\\\Second \ line: \ passing\ through\ (0,6.1)\ and\ (1,2.1\:\\\\y-6.1=-4(x-0) \ or\  y=-4x+6.1\\\\Solution\ of\ the\ system\\\\

\Bigg\{\begin{array}{ccc}y&=&\dfrac{3}{2}x-6 \\y&=&-4x+6.1\\\end {array} \right.\\\\\\\Bigg\{\begin{array}{ccc}y&=&-4x+6.1\\\dfrac{3}{2}x-6&=&-4x+6.1 \\\end {array} \right.\\\\\\\Bigg\{\begin{array}{ccc}x&=&2.2\\y&=&-2.7 \\\end {array} \right.\\\\

You might be interested in
What is 100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Allisa [31]

Answer:

21

Step-by-step explanation:

;)

3 0
3 years ago
A model length of 12 cm. represents an actual length of 102 ft.the model has a width of 48cm. What is the width of the actual ob
Elodia [21]

the answer would be 408


just set it up like this

12       48

----  =  ----

102      ?


12*4=48 so 102*4 = 408

8 0
3 years ago
Mr. Herman's class is selling candy for a school fundraiser. The class has a goal of raising $500dollar sign by selling c box of
hoa [83]

Answer:

$500. 500/2.75= 181 boxes

Step-by-step explanation:

You divide the amount of money by the amonunt of money for each box to find how many boxes you sell to make.

8 0
3 years ago
Read 2 more answers
A line passes through the points (2,-2) and (-6,2). The point (a.-4) is also on the line. What is the value of a?
Zigmanuir [339]

Answer:

<u><em>6</em></u>

Step-by-step explanation:

Hey there) The formula of your line is:

-2=2k+b\\2=-6k+b\\=>4=-8k\\k=-0.5\\=> b=-2+1=-1\\=>y=-\dfrac{1}{2}x-1\\

If point has y=-4, then:

-4=-\dfrac{1}{2}a-1\\4=\dfrac{1}{2}a+1\\a=6

Hope this helps) Have a nice day/night :)

8 0
3 years ago
Acellus
marishachu [46]

Answer: (0, 3)

Step-by-step explanation:

7 0
2 years ago
Other questions:
  • in sound and harmonics, the frequency of a vibrating string varies inversely to its length. A guitar string 20 inches long vibra
    7·1 answer
  • Fill in the blank 300mm =___m
    6·1 answer
  • Estimate with 2 digit division
    6·1 answer
  • A group of artists is selling small prints to raise money for charity. They sell p prints, and make a profit of f(p) on the sale
    5·1 answer
  • Solve for x.
    7·1 answer
  • Help pleaseeeeeeeee​
    11·1 answer
  • The points (5.6) and (25,30( form a proportional relationship. Find the slope of the line through the points. Then use the slope
    10·1 answer
  • Can someone please explain how to do this​
    10·1 answer
  • In a sale, a microwave cost Php.2,999.99. It’s price has been reduced by Php 500.00 What was its price before the sale.
    10·1 answer
  • Carlos wants to have an average of
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!