-Translate this phrase into an algebraic expression. -Four less than the product of 20 and a number
-Use the variable n to represent the unknown number.

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20n - 4

Step-by-step explanation:

the product of 20 and a number means multiplying 20 by n (the variable representing the number)

to get four less than this product, you subtract 4

let m = monomial

let t = trinomial

so, m times t = t.

monomial times a trinomial = another trinomial.

1^3 + 2^3 + 3^3 +4^3 = (1+2+3+4)^2

step-by-step explanation:

i am only able to answer the first part. i am not sure about the second part. sorry