A mechanic charges $55 for an engine check and $25 per hour foe his services. Which of the following is a linear model of his charges

Question and answers are in the attached picture. you so much in advance.

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

"which statement is necessarily true if bd is an altitude to the hypotenuse of right ? abc? a.) ? adb? ? bdc b.) ? adb~? bdc c.) abbc=acbd d.) ? bac? ? bdc"