Answer:
42°
Step-by-step explanation:
This is right triangle and sum of 2 angles is 90°:
y+48°=90°
so y= 90°- 48°= 42°
You just subtract 300 from 800 to get 500 people
Answer:
28
Step-by-step explanation:
x = 2 point questions, y = 3 point questions
x + y = 40
2x + 3y = 92
Solving this we get x = 28, y = 12 so the answer is 28.
If for without a doubt, 19.2% of the mixture is acid then all you have to do is
376 * 0.192 and that gets you 72.192 ml or in this case 72.2 ml
Answer:
B C D F
Step-by-step explanation:
well first 4(3+x) simplified would be 12+4x and that is C so thats why C is an answer than it would b
