Write a linear expression in simplest form to represent the perimeter of the triangle at the right. then find the perimeter if the value of x is 10 millimeters. the triangles side = (7x + 8)mm (6x +6)mm (9x - 4)mm thanks and if you can pls explain

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

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25

The volume of the a sphere whoes diameter is 18 cm is cubic cm . if it's diameter were reduced by half, it's volume would be of its original volume