3
8(3)(1/2)=12
2(1/2)(4)=4
12/4=3
If you calculate you will find x = 2
31x + 3 = 65
67x + 1 = 135
Answer:
7 x 6 x 5 = 210
Step-by-step explanation:
its a combination's problem.
7 horses are eligible for first place.
6 of those are eligible for 2nd given that one of the 7 finished first.
similarly 5 of the remaining are eligible for 3rd place given 2 horses have taken the first 2 spots.
therefore 7 x 6 x 5 possible combinations = 210 combinations.
Answer:
Step-by-step explanation:
there is four solutions
1.x = 3
2.x = -3
3. x= 0.0000 - 3.0000
4.x= 0.0000 + 3.0000