-10= ( -4)+(-3)+(-2)+(-1)
Answer:
<h2><em><u>C. x + 4y+ 7</u></em></h2>
Step-by-step explanation:
As,
In it there are three different terms x, 4y and 7 hence a trinomial, then there is a constant term 7.
Answer:

Step-by-step explanation:
we know that
The algebraic expression is equal to

Remember that

and

so

substitute

You are an unknown number. There is no number that has 2 in the hundreds place and is divisible by 345.