The sum of 7.2 and a number is 10. First, write an equation to describe the situation.
7.2 + 3 = 10
What is the number?
The number is

7.2 + x = 10

Step-by-step explanation:

I did 7.2 + x = 10 Because there was suspose to be a number in between

that we do not know so you have to put 7.2 + x = 10

Then... For the next question (The same question but asking the number in between) The second Question you do 7.2 - 10 and you get 2.8

7.2 + x = 10

x = 2.8

Step-by-step explanation:

the answer is 28

step-by-step explanation:

3.how is solving radical equations different than solving linear equations?

step-by-step explanation: