Question

Moesha and Keyon are mailing invitations for their wedding. They have $50 to spend and each invitation costs $1.25 to mail. The function m=50−1.25w represents the amount of money m Moesha and Keyon have left after mailing w wedding invitations. Find the zero of the function. Describe what this value means in the context of this situation.

Answer 1

The zero of the function is at

40. This represents that after mailing 40 wedding invitations, Moesha and Keyon will $ 0 left.

Explanation:

I got it right and so will you

Answer 2

The zero of the equation is 40

It means the number of wedding invitations they can send based on their budget

Explanation:

To determine the zero of the function, we simply set the dependent variable ( m in this case) to zero.

Thus, mathematically;

0 = 50-1.25w

1.25w = 50

w = 50/1.25

w = 40

So what does this mean in the context of the situation?

What it means is that the total number of people they would be able to send the mail to based on their budget is 40