Answer:

Step-by-step explanation:

Answer:
Expression 3
Step-by-step explanation:
State that a coefficient is a multiplicative factor, is a number in front of a variable, in some term of a polynomial.
The coefficients of the expression 3, for example, are 3, 7 and 24.
x+5+x+x+5=4x+10
Answer:
4x+10
Step-by-step explanation:
x+5+x+x+5=4x+10
Sleeping bag⇒S
backpack⇒B
S=8 pounds
S+B=31
8+B=31
B=31-8
<u>B=23 pounds</u>
<em>Answer: 23 pounds</em>