Answer:
Sadie took 47 minutes to finish her test.
Step-by-step explanation:
Let Laura's time be x minutes.
Then we have:
x + 3x - 16 = 68
4x = 84
x = 21 minutes.
So Sadie took 3(21) - 16 = 63-16
= 47 minutes.
The answer is D, x=12. There's a lot of little math involved but hope it helps!!
Answer:
2/10 or 1/5 if you want it simplified
Step-by-step explanation:
9/10 is basically 9 and 7/10 is 7 so 9 - 7 is 2 and we need to add the /10 back so it's 2/10 or 1/5
Answer:

Step-by-step explanation:

Answer:
angle 1 and angle 7
Step-by-step explanation:
If two lines intersected by a transversal form supplementary same-side interior angles, then the lines are parallel.