To find out how dimes you multiply 7 and 6 and you get 42 dimes
and it says she finds one nickel so you have 1 nickel
Hope this helps!!!
D'(p) = -8p + 160
<span>-8p + 160 = 0 </span>
<span>-8p = -160 </span>
<span>p = 20 </span>
<span>~~~ </span>
<span>B) Number of drills sold when p = 20 is </span>
<span>D(20) = [ -4(20)^2 + 160(20) - 270 ] = 1,130 drills </span>
I think this is right, i tried.
Okay so 3/8+1/4 can be 3/8+2/8 and you get 5/8. This means that 3/8 of the muffins are left.
Answer:
14x+32
Will be the Answer of this question
Isn't it?
Answer:
c. 7h + 43 = 64
Step-by-step explanation:
If h is the hourly fee, then 7h is the fee for renting the equipment 7 hours. That added to the initial fee of $43 gives the total charge of $64.
7h + 43 = 64 . . . . . appropriately models the charges
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The solution is h = (64 -43)/7 = 3. The hourly fee was $3.
