Answer:
D) 7
Step-by-step explanation:
7x280= 1960
1x440= 440
440+1960= 2400
The number is X
(1/3)x -6=8
Step-by-step explanation:
<em>How do you factor a polynomial?
</em>
<em>follow these steps:
</em>
<em>1.Check for the GCF first. ...
</em>
<em>2.Multiply the quadratic term and the constant term. ...
</em>
<em>3.Write down all the factors of the result, in pairs. ...
</em>
<em>4.From this list, find the pair that adds to produce the coefficient of the linear term.</em>