One watermelon weighed 6lbs 10oz the other watermelon weighed 8lbs 9oz what is the total weight

What are the solutions to the equation 4x2+3x=24-x

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

Evaluate the expression for the given value of the variable 7a - 4a for a =8