Nicole had 38 beads. She lost some of them. This can be modeled bye the expression 38-x. What does x represent?

The number of beads she lost

Step-by-step explanation:

x represents the lost beads.

Step-by-step explanation:

she had 39 beads and she has lost a few

so, now she has 39-x beads because we are unaware of the number of beads she has lost.

answer: the answer is (b) amie should have multiplied

step-by-step explanation: given a sphere and a cylinder with same radius and height.

let, 'r' be the radius of the cylinder and sphere and 'h' be the height of the cylinder. according to the question,

r = h.

now, the volume of the sphere will be

and the volume of the cylinder will be

therefore, we have

thus, ammie should have multiplied the volume of the sphere