Represent the following sentence as an algebraic expression, where "a number" is the letter x. You do not need to simplify. The sum of 7 and the cube of a number.
The sum of 7 and the cube of a number.

James purchased a $205,000 home with a 30-year mortgage at 5.78%. if makes a $1500 monthly mortgage payment, how many months early will he pay off his mortgage? a. 180 months b. 224 months c. 127 months d. 136 months

Find the vertex of the function given below y=x^2-6x+1

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap