The number of grams is 20 grams
Let x represent how many grams of a 15 percent alcohol solution
15%x+30%.40/x+40
=25%
0.15x+0.4.30=0.25 (x+40)
0.15x+12=0.25x+10
0.15x-0.25x=10+12
-0.1x=-2
x=-2/-0.1
x=20
Inconclusion The number of grams is 20 grams
Learn more here:
brainly.com/question/24750329
Answer:
5.18%
Step-by-step explanation:
5.76 x 100 = 576
576 ÷ 100 = 5.184
5.184 = 5.18%
Answer:
just wanted to let you know you didn't attach a picture would love to answer question in comments once I can see the photo
Answer:
B
Step-by-step explanation:
Answer:
8.0623
Explanation:
Distance between two points = √
(
−
2 − − 9
)^
2
+
(
−
2 − − 6)^
2
= √
7
^2+
4
^2
=
√
49 + 16
=√
65 = 8.0623
Distance between points (-9, -6) and (-2, -2) is 8.0623
