Simplify the polynomial expression: (4x3 + 10x2 - 3x + 15) + (-2x2 + x - 2)

Answer options:

4x3+12x2-4x+13

8x2+4x3+3x+17

4x3 + 8x2-2x+13

6x3+10x2-4x+13

Find the difference of 1/2-3/11

Solve by elimination: -6x+3y=-4 -20x+10y=20 i know the answer is no solution, but i need to know why.

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Solve the equation 8x-12=5+15

The sum of a number and twice its reciprocal is 27/5. Find the number.

Airbus is a major manufacturer of aircraft in Europe. Each of their A330 planes costs around 40 million dollars and Airbus' revenue (money coming in) can be modeled as a function of the number of aircraft it sells.

Which function has an inverse that is a function? A. b (x) = x^2+3 B. d (x) = -9 C. - 7x D. p (x) = lxl

Is 6.013 less than 6.08

What is nine 91, 284 rounded to hundred thousand