Answer:
1. 51
2.25
3.104
4.31
5.41
Step-by-step explanation:
Average is
(2x + X+6)/3=63
(2x+x+6)= 189
3x+6=189
3x=183 61
X=61
Scores for the game are: 61, 61, and 67
Answer:
45%
Step-by-step explanation:
9/20=0.45 (Divide it first), 45/100=45% (45/100 because 100 makes 1 whole -all 20 cards-)
Answer:
-13
you're basically adding -3 and -10 because they're both negatives
