Help plz: 2. Simplify:
a. 5x + 3x
b. 9s - 3s + 4s
c. 10t – 6t
d. 8xy + 3xy + x
e. (9x)2
f. 6x

2x

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality