-5(-4x-2)=-2(5-5x) this is an equation for 8th grade math

Acylinder has volume 45π and radius 3. what is it’s height?

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?