Adoghouse is to be built in the shape of a right trapezoid, as shown below. what is the area of the doghouse? a.45.5 square feet b.63 square feet c.66.5 square feet d.84 square feet

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).

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?