What is the solution for the systems of equations below?
1 answer:
Use elimination
3x + 4y = -2
2x - 4y = -8
Add both equations
5x = -10, x = -2
3(-2) + 4y = -2
-6 + 4y = -2
4y = 4, y = 1
Solution: x = -2, y = 1
You might be interested in
Answer:
5+1.2=6.2
Step-by-step explanation:
Answer:
60
Step-by-step explanation:
if it went down one more it would be 30
Answer:
26.85in
Step-by-step explanation
7 plus 7 plus plus 5 equals 19 plus the semi circle of 7.85
Answer:
width=1005 length=1335
Step-by-step explanation:
If the length is 330 ft greater than you would subtract 330 from 2340 and then divide 2010 by 2 to get 1005 then add 330 to 1005 and get 1335
Answer: 20%
Step-by-step explanation: Add all the marbles together:5 + 8 + 6 +11= 30
Find the probability of orange: 6/30
Now divide 6 by 30= .2
Turn .2 into a decimal: 20%