Could someone please help answer this, Thanks so much, please no spam, will give brainliest (homework help)

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?