gabyloera gabyloera

26-11-2014
Mathematics

contestada

Simplify
2n^2-9n=4
over
2n^2-5n-12

Can I get a step by step please!

Respuesta :

HuiMurray HuiMurray

26-11-2014

same problem, written slightly different
(2n*2)-9n/(2n*2)-5n-12=4
multiply the parentheses
4n-9n/4n-5n-12=4
simplify
-5n/-n-12=4
cancel out the n's
4n/-12=4
flip and multiply sides
-48/4n
simplify
-12/n

Answer Link

Otras preguntas

"It snowed."Sentence or Fragment?

Real life examples of heptagons and pentagons?

what system is a broad, rugged, elevated feature on the ocean floor that forms a continuous belt that winds around the globe.

study the exercises in which both addends are negative. What do you notice about the sum?

do u agree with critics who charge that interest groups are harmful to the public good? explain.

What is the correct way of addressing people from three ethnic groups?

It takes the elevator in a skyscraper 4.5s to reach its cruising speed of 11m/s . A 70kg passenger gets aboard on the ground floor.A- What is the passenger's we

Sedimentary rocks are often found in which type of formation

The sum of Louise's age and Todd's age is 34 years. Five years ago, the sum of twice Louise's age and three times Todd's age was 61 years. How old are they now?

Let f(x) = x + 8 and g(x) = x2 - 6x - 7. Find f(g(2))