<span>Write an expression for the total cost of the tools.
</span>
total cost = <span>$11.79 (4) + </span>$6.65 (7)
<span>Then find the total cost.
</span>total cost = $11.79 (4) + $6.65 (7)
total cost = $47.16 + $46.55 = $93.71
The surface area of the cube is 1536 square feet because (16×16)×6=1536 square feet. Hope it help!
Do you mean subtract two each day? If so...
4x3=12 and 12 divided by 2 is 6 so it would take six days to reach zero
or
you could manually subtract two from 6 each days as in 12-2=10 (1 day), 10-2=8 (2 days), and so on...
The 18th month he will have to change both,
I hope this helped!
I pretty sure the answer is c