Answer:
where is the graph once you upload it i will edit my answer
Step-by-step explanation:
There is 20 students. To find the answer you need to use porportionals and cross multiply.
You can use a number line to add and subtract
Answer:
x+4y=-35
-8x-4y=28
Step-by-step explanation:
The answer to the original equations is (1, -9). You can solve that by using substitution by moving the 4y over and substituting that equation for x on the second part of the top equation. Using elimination, the second set of answers will give you the same, (1, -9)!