Answer:
The Answer is: y = -2x + 7
Step-by-step explanation:
2x + y = 7
Subtract 2x from both sides:
y = -2x + 7
X= all real numbers.
any value of x makes this equation true
Answer:
39
Step-by-step explanation:
It is a ratio so basically their is no real anwser for it
Answer:
no solutions
Step-by-step explanation:
5 -2 sqrt(x) = 11
Subtract 5 from each side
5- 5 -2 sqrt(x) = 11-5
-2 sqrt (x) = 6
Divide each side by -2
-2/-2 sqrt(x) = 6/-2
sqrt(x) = -3
The sqrt(x) must be 0 or positive
no solutions