Subtract:

4x^3 - 6x^2+8x - 9 from 7x^3 - 16x + 18

Also:

From the sum of a^2 - 2ab + b^2 and 2a^2 + 2ab + b^2 subtract the sum of a^2 - b^2 and a^2 + ab + 3b^2

9 inches of ribbon are needed for wrapping each present. How many presents can be wrapped with 6 yards of ribbon?

What is 84/11 in decimal form?

If you form a triangle from three given sides lengths, will you always get one triangle or more than one triangle

What is f (x) = 3x-5 and g (x) = 1/3-4/3x

What is the acceleration of a 1,500-kilogram truck with a net force of 7,500 newtons?

carlos staeted at sea level, climbed a cliff to a height of 14 m, divided 19 m. Find the level at which his dive ended

The temperature in Belleville was 8°C. In Wildgrove, the temperature was 39°C lower than in Belleville. What was the temperature in Wildgrove?

A circle gas a diameter of 12 meters what is the circumference of the circle

Each decimals is a percent

The annual salary for a computer technician at Company A ranges from $41,000 to $63,000, with a mean of $58,000. At Company B, the annual salary for the same position ranges from $45,000 to $$65,000, with a mean of $56,000.