How do I find the y-intercept of a line with 2 points and slope? I just need an equation to function on.

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show