Answer:
Dan=6 days Dave=12 days
Step-by-step explanation:
1/2x + 1/x = 1/4
multiply each by 8x bc 4 * 2x = 8x
4 + 8 = 2x
12 = 2x
6 = x
y=-1/2x+4
the slope is -1/2x and y intercept is 4
1/4
X < 31
yay u got your answer:))
but seriously what is your question?:))
its 64cm
