Simplify.

-4x^2 (5x^4-3x^2+x-2)

-20x^6-12x^4+8x^3-8x^2

-20x^6+12x^4-4x^3+8x^2

-20x^8+12x^4-4x^2+8x

-20x^6+12x^4+4x^3-8x^2

What are product of 35x7

Lila bought a green poster that measured 36 inches by 24 inches and a red poster that measured 12 inches by 18 inches. If the posters cost $0.05 per square inch, how much did she spend?

Julio weekly earnings are described by the equation y = 8x+100, where x is the number of hours he worked. if julio earned $300 one week, how many hours did he work

10x + y = 6 written in slope intercept form

What is the median of 123,138,142,133

How many people are between 159 cm and 179 cm

What fraction is equivalent to 5.1? is 5.1 a rational number?

Natalie has a choice of three breads, five choices of meats, and four choices of cheese to make a sandwich. how many different sandwiches can she make?

What is the area of this triangle 12 inches and 3 inches

Write as an expression and simplify: the tripled product of 6a and b^2