I think what you have to do is group the numbers such as x^2 and -3x^2 and let’s just say since you have 5x^2y thrown in there it wouldn’t be a like term with x^2 and -3x^2 I’m sorry if this didn’t make sense I tried
Answer:
The answer is A.
Step-by-step explanation:
yes
Answer:
mean -11
median -8.5
Step-by-step explanation:
Answer:
70
Step-by-step explanation:
Chem : Phy = 3: 2
Since we have 105 pupils studying Chem and let's say we have x students stuyding Phy.
We have :

x=70
Answer:
Step-by-step explanation:
The angles of a triangle always have a sum of 180 degrees.
46+67+12x-5=180 group like terms on left side
12x+108=180 subtract 108 from both sides
12x=72, divide both sides by 12
x=6