The answer is 3.5 + 1.5x = 12.5. So the answer would be C.
<h2>
Hello!</h2>
The answers are:
a) 
b) 
<h2>Why?</h2>
First, we need to know that for this case:

So,


We must add
to the expression in order to form a perfect square trinomial,

Writing the trinomial as a binomial square:

Have a nice day!
Answer:
2
Step-by-step explanation:
it is the largest polynomial that divides evenly into the other polynomials
Answer:
boom ganag
Step-by-step explanation:
Answer:
£9.50
Step-by-step explanation:
if the price was reduced 70%, then Dave is paying 30% of the original.
0.3 of £ = 2.85
£ = 2.85 / 0.3
£ = 9.5
£9.50