Which algebraic expression represents the phrase “four times a number”

last option

Step-by-step explanation:

times operator not written in algebra

The last option, which is 4c.

Step-by-step explanation:

Four times a number is basically 4 times whatever the number is. The first answer is incorrect because it only ADDED four, the second one is incorrect because it SUBTRACTED four, the third one is incorrect too because it did 4 subtract the number. The last option is correct because it multiplied the number(c) by 4. You might think of it like the number(c) adding itself four times.

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

the correct answer is a.) bc< mn 5 stars if this you : )

step-by-step explanation: