Steve is three more than 5 times as old as his cousin. If the sum of their ages is 21, how old is Kia's cousin? Solve and write
1 answer:
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We are given the following function and want to find the y-intercept:
Just substitute the value x=0 into the equation to find the value of the y-intercept:
Simplify
Simplify again
Since the value of f(x), or y, when x=0 is 66, the y-intercept of this function is 66.
Let me know if you need any clarifications, thanks!
~ Padoru
