<span>0.75 (1/2x) = 60
60/3 is 20, which is 25% of her remaining money,
So her total remaining money is $80.
Then 80 x 2 = 160</span>
21x-9+63=180
21x+54=180
21x=126
x=6
Answer:
x=3
Step-by-step explanation:
minus 3x on both sides
after you've subtracted 3x from both sides you then need to minus 12 from both sides
Last step is going to be dividing by 2 and you should get the answer of 3
-4K = 1.2 + 6
-4K = 7.2
-4K/-4 = 7.2/-4
Therefore k = -1.8
Answer:
78%
Step-by-step explanation:
Total matches=7+2=9
Total wins=7
Percentage of wins=matches won/total matches * 100
= 7/9*100
=77.8%
≈78%