Answer:
It takes Michael 1 hour, 14 minutes and 7 seconds to seal the driveway close
Step-by-step explanation:
Hi
Leon do the work in 17 hours that means the rate of his work is 
, so he do 
of the work in two hours, therefore Michael do the other 
of the work, thus Michael rate will be 
.
So it takes Michael 
to complete the work, or 
Answer:
The horizontal line is the x-axis and the vertical line is the y-axis.
Step-by-step explanation:
The horizontal line is the x-axis and the vertical line is the y-axis. It's a fact. You can graph the lines by inserting the equations using the graphing calculator, which is the tab next to the one you have right now ;)
Answer: 2x+5y=100 and x+y=38
Step-by-step explanation:
Answer:
∠ CDB = 43°
Step-by-step explanation:
Angles subtended at the circumference by the same arc are congruent.
The arc CB subtends both ∠ CAB and ∠ CDB , thus
∠ CDB = ∠ CAB = 43°
Answer:
x = 4
Step-by-step explanation:
3(2x + 1) = 18 + 4x - 7
First distribute 3 by multiplying it by 2x and 1.
= 6x + 3 = 18 + 4x - 7
Then, add any like terms.
= 6x + 3 = 11 + 4x
-4x -4x
= 2x + 3 = 11
-3 -3
= 2x = 8
/2 /2
x = 4
