Question

the sum of Rick's test score and 15is100.What was the Rick's score?

Answer 1

 
Yes, I can show you how to solve that problem.
Please watch carefully and try to follow me. 
I'll go slowly, and you must stop me if I do
anything that's not clear to you.


You said that                                 Rick + 15 = 100
 
Subtract 15 from each
side of the equation:                     Rick          =  85
 

Answer 2

Yes, I can show you how to solve that problem.

Please watch carefully and try to follow me. 

I'll go slowly, and you must stop me if I do

anything that's not clear to you.

You said that                                 Rick + 15 = 100

 

Subtract 15 from each

side of the equation:                     Rick          =  85