Answer:
96.9cm squared
Step-by-step explanation:
5+3x/4
5x+1/2(1/4+10). Distributive property
5x+x/8+5. Combine like terms
5+3x/4
Answer:
c)
Step-by-step explanation:
Use 49 instead of 14 for 7²
Reason: 7² = 7 * 7 = 49
Not 14 as 7*2 = 14
Consider the polynomial 
It has three terms and their greatest common factor is 
Since
then
(you write in brackets the same sign as the corresponding term has).
Answer: correct choice is D.
Answer:
10n-13
Step-by-step explanation:
n is positive and 9n is positive so you add 9n and n
9n+n=10n
10 is negative and so is 3 so you do negative 10 minus 3
-10-3=-13
10n-13
