Question

Bob's monthly phone bill is made up of a $10fee plus $0.05per minute. bob's phone bill for july was $22. write an equation to model the situation using푚to represent the number of minutes. solve the equation to determine the number of phone minutes bob used in july.

Answer 1

You first create a equation that represents the situation: 22=.05푚 + 10
The phone bill is equal to 22 meaning that we can subtract the initial fee of $10. Then the equation is:12=.5푚 
Making 푚=24