The value of x would be 6.5 because if you add 1 to 6.5 you get 7.5 and 7.5 multiplied by 4 is 30
Answer:
15.7 units
Step-by-step explanation:
AB = 6, BC = 3
Therefore by Pythagoras theorem
AC =

Step-by-step explanation:
work is shown and pictured
18 - 5z + 6z > 3 + 6
18 + z > 9
- 18 - 18
z > -9
Solution Set: (-9, ∞)