Simplify each problem please *no work needed*

-3+9-4x+3 -8x

15+5/1 - 6

5(8x+10)

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.

For what values of x is x2 + 2x = 24 true?