Questions & Answers for: algebra 2 solved pc

...find two values of n that makes the equation 2n = n ^2 true. Not really what this site is for, but 0 and 2 fit the bill (hence the suggested strategy - algebra tends to discard the first solution).

solving systems of equations by elimination 3x+2y= 7 5x-2y= 1 is my problem. Hi joanmae jmeh; You can add these equations just like you would numbers 3x + 2y = 7 5x - 2y = 1 ----------------------- 8x

4x+8y=20 -4x+2y=-30 4x+8y=20 || /4 x+2y=5 x=5-2y -4x+2y=-30 || /2 -2x+y=-15 -2(5-2y)+y=-15 -10+4y+y=-15 5y=-5 y=-1 x=5-2y || y=-1 x=5-2(-1) x=5+2 x=7

can you solve this problem simply sqrt81x^4 Easy, sqrt(81x^4) =sqrt(9*9*x*x*x*x) =9*x*x =9x^2 Zulfikar ali

the stopping distance d of a car after the brakes are applied varies directly as the square of the speed r. If a car traveling 40 mph car stop in 90ft, how many feet will it take the same car to stop ...

how do i submit problems such as this f(x)=7x-9/7x-5;g(x)=9x/7x-5 find f+g Add the two right sides and try to simplify the resulting expression.

a 33 year old mother has a son 9. in how many years will the mother be twice as old as her son? 33 + x = 2 (9+x) 33 + x = 18 + 2x 33 + x - 2x = 18 33 - x = 18 x = 15 In 15 years (The mother will be 48

(a + 2b)(a2 - 2ab - 4b2) I believe that the algebraic expression should be written as: (a + 2b)(a^2 - 2ab - 4b^2) which can be rewritten as: (a + 2b)^2 * (a - 2b) The simplified form of this ...

draw a sketch of the graph of the system of inequality. defined: 6x-y-50 algebra You do not have a system of inequalities. You do not even have ONE inequality. You are missing the operator less than ...

L=P-2W/2 PYTHEGORM THERUM Pythagorean Theorem?The formula should be L=(P-2W)/2 or L= (P/2)-WP is the perimeter of the rectangle, L its length, and W the width. But where do you hook the Pythagorean ...