60 points! Because 8 questions wrong would be - 40 points and its out of 100 points so 60 points
Answer:
The required product is 
Step-by-step explanation:
Consider the provided expression.

Open the parentheses.



Add the like terms.

Hence, the required product is 
Answer:
the answer for -k/3=9 is K= -27
Step-by-step explanation:
hope this helps. if you want the steps let me and i will put it their
The bottoms are all multiples of seven
The number is 15,
I really don’t know if there’s such a strategy to find this out, I just used trial & error:
(a*4)+(a*3)=35
(5*4)+(5*3)=35
20+15=35