Answer:
Step-by-step explanation:
I’m not too good with this but the answer should be 87.5
Answer:
Infinitely many solutions
Step-by-step explanation:
2y=14-2x
y=-x+7
------------
2(-x+7)=14-2x
-2x+14=14-2x
-2x-(-2x)=14-14
-2x+2x=0
0=0
infinitely many solutions
3 x 2.7 is the same as 3 x 3 x 0.9 = 9 x 0.9 = 8.1
Answer:
15 races
Step-by-step explanation:
The team has competed in 45 and has won 30. So the success rate is:
Success rate is:
We have to find the number of races the team needs to win for 75% success rate
Which means that
We have to solve the equation for x
The team needs to win 15 races to get 75% success rate ..