Answer:
19- 28 over N
Step-by-step explanation:
70
Ok so we first add 4.75 and 5.25. 4.75+5.25=10. So 10 hours each day so 10 x 7 = 70. 70 hours in 7 days
hope this helps you
x is 68 as the angles O and x must total 180°
no