Jen takes 7 minutes more to complete an illustration than Jon. The total time taken by both of them is 6 hours. How d you form an algebraic expression to express this and identify the variable, constant and coefficient of the expression?
Start by defining the time taken by one of the people and writing an expression using the information given..
It is easier to let
To form an equation, use the expressions we have written.
The total time for both people is 6 hours.
However, the unit of the 7 is minutes, so we need to make sure that the same unit is used. throughout.
(Either change 6 hours to 360 minutes, or write the 7 as