Mika rides his bike 3 miles each way to his friend's house. He leaves his house at 4 p. m. How many miles does he ride his bike there and back? What information is extra? ​

6n^2-7n-75=0 solve by quadratic formula

Ashopper bought a watermelon a pack of napkins and some paper plates in his state there was no tax on food the tax rate on non-food items is 5% the total for the three items he bought was 825 before tags and he paid $0.19 in taxes how much did the watermelon cost

Two florida panthers were weighed. one weighs 6x+21 pounds and the two together weigh 14x+11 pounds how much does he other panther weigh alone