Q. What value of p is a solution to this equation?p+10=21Choices:(A)p=10(B)p=11
Isolate p Operation: Which operation should be used to isolate p?In p+10=21, we should subtract 10 from both sides to isolate p.Subtract 10 from both sides.
Subtract 10:p=21−10Find the value of p.21−10=11p=11