X and y =4? is there more information about the question?
Answer: 11.88
Step-by-step explanation: Subtract 35.2 from 57.2. Take your answer from that and multiply it by 0.54.
Answer:
x=3 and y=1
Step-by-step explanation:
subtract equation 2 from 1
then (2x+3y) -(2x+y) =9-7
2x-2x+3y-y =2
2y=2 therefore y=1
substitute y value in 2x+y=7
2x+1=7
2x=7-1
2x=6
x=3