Translate the sentence into an equation.
The sum of 9 times a number and 8 equals 5.
Use the variable y for the unknown number.

Write a polynomial that fits the description: a third-degree polynomial with leading coefficient -4

It says factor each expression 49x-28?

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).