Answer:

Step-by-step explanation:
According to Wikipedia In algebra, a quadratic equation is any equation that can be rearranged in standard form as where x represents an unknown, and a, b, and c represent known numbers, where a ≠ 0. If a = 0, then the equation is linear, not quadratic, as there is no term.
Answer:

Step-by-step explanation:
Suppose the number is <em>X </em>given that one half is a third of my number which is <em>X</em>.
= 
multiply by 3 both sides
x 3 = 3 x
<em>X= </em>
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Answer:
true
Step-by-step explanation:
Answer:
$15
Step-by-step explanation:
Dvide 45 by 3 to get 15.
Answer: Where is the diagram?
Step-by-step explanation: ?