Multiply -3x^2(6x^2+2x-3)

a. -18x^2-6x+9
b. -18x^4 - 6x^3 +9x^2
c. 3x^2 -x-6
d. 3x^4 -x^3 - 6x^2

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Two positive integers are 3 units apart on a number line. their product is 108. which equation can be used to solve for m, the greater integer? m(m – 3) = 108 m(m + 3) = 108 (m + 3)(m – 3) = 108 (m – 12)(m – 9) = 108

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form