Px-2= 4x+x+9
First what you should do is subtract the 2 on both sides
You’ll get px = 4x+x+7 then add the x to 4x
Px= 4x^2 +7
Dived the x on the left on both sides like this px/x = 4x^2+7/x
P= 4x+7
5- ten thousands
0-thousands
6-hundreds
7-tens
9-ones
Hope This Helps
Answer:
16 problems
Step-by-step explanation:
1. First, we must know that to find how many problems the student solved, we have to multiply the percentage he got by the total number of problems.
2. (Solving)
Therefore, the student answered 16 problems correctly.
If you are in a school app similar to mine you drag your mouse over the line look for the 1 the one has to be first number. There will be 2 numbers it will look like (1,?) the second number is unknown so look for it and type it in