x^2-16 factors to (x-4)(x+4)
You use the difference of squares rule here which is
a^2 - b^2 = (a-b)(a+b)
Answer:
The answer would be B. When you add a negative and a positive it equals a negative, Like when adding a positive and a negative. But, adding two that are the same, like a positive and a positive equals a positive.
Step-by-step explanation:
Answer:
q = 7
Step-by-step explanation:
Given
18 - 2q = 4 ( Isolate the term in q by subtracting 18 from both sides )
- 2q = - 14 ( divide both sides by - 2 )
q = 
= 7
Answer:
$2 per pen
Step-by-step explanation:
mechanical pencils: 5.25
all pens: 8
5.25+8= $13.25
:)
Answer:
Tagging Problem for future searchers
Step-by-step explanation:
Which expression represents the statement "four less than the product of three and a number"?
A) 4-3n
B) 4-n/3
C) 3n-4
D) n/3-4
