Answer:4
Step-by-step explanation: 3x+1−2x=2x+5−2x
x + 1 = 5
x+1−1=5−1
x=4
Answer:
please elaborate I don't understand the question...
Repost I can’t see the question and the picture
Answer: The cost for 20 people equals $180.
Step-by-step explanation:
Given: It costs $100 to rent the bowling alley, plus $4 per person.
The cost for any number (n) of people can be found using the expression

We can find the cost for 20 people by substituting n=20 in the above expression, we get

Hence, The cost for 20 people equals $180.