The correct sum of the polynomial is
.
We have to determine
The correct sum of the polynomials.
<h3>
Sum of the
polynomials</h3>
Sum of the polynomials is just a matter of combining like terms, with some order of operations.
Then,
The correct sum of the polynomial is;

Hence, the correct sum of the polynomial is
.
To know more about the sum of the polynomial click the link is given below.
brainly.com/question/9465649
Answer:5.9-6.2x
Step-by-step explanation:
a=1.4-2x
b=-0.2x+1.7
3a+b
=3(1.4-2x)+(-0.2x+1.7)
=4.2-6x-0.2x+1.7
=4.2+1.7-6x-0.2x
=5.9-6.2x
Wow… how is this a question? .-.