Answer:
a
Step-by-step explanation:
3.5 hr per exam
Hello,
Let's have x represent hours for each exam. The equation is:
2+4x=16
Subtract 2 from both sides and divide by 4 and we get:
x=3.5 hours for each exam
Make sense?
20*10=200
B*h=The Answer
200 Square Ft is your answer
y = -8
x = -4
okay i hope you got it