PLease help its line segments

The angles below are supplementary. what is the value of x? a pair of supplementary angles is shown. one angle measures 7x + 33, and the other angle measures 70. 5.3 8.14 11 14.7

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x