It is not B so plz help me

Which point-slope form equation represents a line that passes through (3,-2) with a slope of -4/5

What is the maximum of the sinusoidal function

At the beginning of the year, adrian's savings account balance was \$28$28. each week, he deposits another \$15$15 into that account, and he doesn't spend any of his savings. is his savings account balance proportional to the number of weeks since the start of the year?