(-4x/x+7) - (8/x+7)
= -4x-8/x+7
so; the answer is (c)... :)
Answer:
x ≤ - 4
Step-by-step explanation:
Given
3 - x ≥ 2x + 15 ( add x to both sides )
3 ≥ 3x + 15 ( subtract 15 from both sides )
- 12 ≥ 3x ( divide both sides by 3 )
- 4 ≥ x, hence
x ≤ - 4
Answer:
4x-1y=3xy
Step-by-step explanation:
because 3-2=1 and add the y on and the do 4x-1y and that will = 3xy
Answer:
75 Dragons
Step-by-step explanation:
We know that the ratio is 5 dragons and 4 knights.
Now, there are 60 knights, meaning the original number of knights (4), was multiplied by 15. So, if one side is multiplied by 15, the other side must follow the same rule. So, 15 x 5 = 75.
There are 75 Dragons.
Answer:
Since, there are 21 blue marbles for every 4 white marbles, therefore the ratio of blue marble to white marbles is 21:4.
Step-by-step explanation: