The solution is x=5. I hope I helped! Have a good day :)
Answer:
3x
Step-by-step explanation:
The area of a triangle is (base × height)/2.
In this picture, the base is 3.
The height is 2x.
(3×2x)/2
=6x/2
=3x
C) 5 weeks all you have to do in the future is 90÷18 and there's your answer 5
