Peace2my9 Peace2my9

12-09-2020
Mathematics

contestada

Simplify the expression. (5x^3+4x^2+6x-3)+(-2x^3+3x^2-7x+9)-(5x+3)(4x^2+x-1)

Respuesta :

mlarsen5000 mlarsen5000

12-09-2020

Answer:

-17x³-10x²+x+9

Step-by-step explanation:

(5x³+4x²+6x-3)+(-2x³+3x²-7x+9)-(5x+3)(4x²+x-1)

(5x³+4x²+6x-3)+(-2x³+3x²-7x+9)-(20x³+5x²-5x+12x²+3x-3)

(3x³+7x²-x+6)-(20x³+17x²-2x-3)

-17x³-10x²+x+9

Answer Link

Otras preguntas

which is more acidic pH2, pH4 or pH6?

y varies directly as x. if x=5 when y=12 find x when y=30

Predict what happens when zinc is added to water

There is a turtle race. The race will last 2 minutes. I have to find the distance from the start each turtle will be at the end of the race. Speed (in inches pe

If item costs $99.99 with 15% off and I get final price. It then asks me what percentage of savings. How do I get the percentage of savings

List the perfect squares between 100 and 500 that are even numbers.

What is the 54th element on the periodic table?

SAT Help Jack can paint a house in 5 days, and Richard can paint the same house in 7 days. Working together, how long will it take them to finish the job? How d

the length of a rectangle is 3 feet less than twice the width of the rectangle. if the perimeter of the rectangle is 324 feet, find the width and the length?

There is a turtle race. The race will last 2 minutes. I have to find the distance from the start each turtle will be at the end of the race. Speed (in inches pe