Select three statements that are true for all polynomials. When two polynomials are added, the sum is always a polynomial.
When two polynomials are multiplied, the product is always a polynomial.
When two polynomials are divided, the quotient is always a polynomial.
When two polynomials are subtracted, the difference is always a polynomial.

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10

answer: 10 meter

step-by-step explanation:

need details

answer: 0,6

step-by-step explanation:

this would make it the y intercept.