Solve the following system of equations by elimination. Express
1 answer:
Add the two equations together with the same variables
-x+4x=3x
-3y+3y=0
20+1=21
You now get
3x=21
Divide and find x =7
Plug in x to the equation to find y
Y=-9
(7,-9)
You might be interested in
Answer:

(1.2)
(2.1)
Answer:
38260
Step-by-step explanation:
ur welcome
Answer:
$27.00
Step-by-step explanation:
First, 10% of 30 = 3.
Second, 30 - 3 = 27
Hope this helps!
$25.91 is the correct answer