Help! this is due in 2 hoursssss

Answer:The smallest angle is 2x+10 solve the eqation x=4
Step-by-step explanation:its the right answer i did this before and got it correct
Answer:
the equation you wrote is correct
x=30
the smallest angle is: x-10 or 20
3x=30
2x+10=70
Step-by-step explanation: