Step-by-step explanation:
4x + 8y = 40
4x + (8×0.8) = 40
4x + 6.4 = 40
4x = 33.6
4x÷4 = 33.6 ÷ 4
x = 8.4
There were a total of eight teams in the tournament.
Answer:
x^2-x+1
Step-by-step explanation:
sorry of this isn't correct
Answer:
11
Step-by-step explanation:
3x = 33
x = 33/3
x = 11
C is the correct answer because you can take out a 3 of both numbers and a y of both numbers