Answer:
Step-by-step explanation:
t/4+t/3=1
(3t+4t)/12=1
7t/12=1
7t=12
t=12/7
x=(12/7)hours
Answer:
y=-2/3x+2
Step-by-step explanation:
2x+3y=6
3y=6-2x
3y=-2x+6 /:3
y=-2/3x+6/3
y=-2/3x+2
Slope=-2/3
Step-by-step explanation:
a. 3 1/7 b. 3 1/6 and c. 2
13. 81.64
14. 803.84
15. 153.83
16. 753.6
you just use circumference and area formulas for a circle