Answer:
x=9
Step-by-step explanation:
hope this helps i think it's right 60=9x - 21 you add 21 to both sides and get 81 = 9x then divide 81 by 9 and get x=9
Y=|x-7|-9 because up seven and down nine
Answer:
15 hour(s) and 30 minute(s).
Step-by-step explanation: