06-12-2016
Mathematics

contestada

2x-11=7x+9
how to solve

Respuesta :

reeseroo1221 reeseroo1221

06-12-2016

2x-11=7x+9
i would bring the -11 over to the 9. change it to 9+11. the equation is now

2x=7x+9+11
2x=7x+20

then bring the 7x over chaning it to -7x so then it is

2x-7x=20
-5x=20

then divide by -5

-5x/-5=20/-5

answer is
x=-4

Answer Link

Otras preguntas

If y=3/8x-1 find the find the equations that are perpendicular and parallel to this line that passes through (8, -2)

Help!!! Find the sum of the mean, median, and mode for this data 86,72,16,42,16,55,16,12,91,55

How did the Stock Market Crash of 1929 affect jazz music?

answer this and i will never forget about you. ever.

Think about the process of pulling down the spring and letting it go. For this event, list each form of energy associated with the spring and the weight. (Hint:

Answer the Graph based Question I will make Brainliest + 50 points

A box of 12 eggs( a dozen)is divided between four people, what fraction of the 12 eggs will rach get

A quadratic equation is shown below. x^2 – 16x + 50 = 0 Which of the following is an equivalent form of the above equation? (x - 1612 114 (x - 5)2 = 14 (x - 82

Which sentence most clearly uses imagery? A. Phoebe fought ferociously for Fred. B. Revenge is a dish best served cold. C. “Watch out!” Theresa exclaimed. D. Cr

19) If you want to find your lowest paid, full time employee (with "FT" in column B and each employee's salary found in column C), you would use the ________ fu