Answer:
-9
Step-by-step explanation:
C + D
-----------
C - D
= 8/11 + 10/11
- - - - - - - - - -
8/11 - 10/11
=18/11
- - - - -
- 2/11
=18/11 x 11/-2
= - 9
Answer:
$750
Step-by-step explanation:
We can set up the equation 30x + 50y = z where x = the amount of small dogs, y = the amount of big dogs, and z = the total.
After plugging in the x and y values to solve for z, we are left with the following equation:
30(15) + 50(6) = 750
Answer:
Step-by-step explanation:
To figure out how they compare, we can substitute 7 into the equation:
As you can see from the answers we got, , when .
Answer:
1) x+5
(4)+5 =
9
2) 3x
3(4)
12
Step-by-step explanation: