If f(x)=2x-1 just plug in the 3 where x is. So it would be 2(3)-1=5
Answer:
2005
Step-by-step explanation:
Answer:
x<-11/2
Step-by-step explanation
Try to isolate the variable by dividing it.
Answer:
n=12
Step-by-step explanation:
7n-18 =5n+6
+18 to both sides
7n=5n+24
-5n from both sides
2n=24
divide by 2
n=12