paddikakes55 paddikakes55

04-06-2017
Mathematics

contestada

2x - 3y = -12
y = 9 - x
Solve by substitution

Respuesta :

azhangstuy azhangstuy

04-06-2017

2x - 3(9-x) = -12

2x-27+3x=-12

5x-27=-12

5x=15

x=3

y=9-x
y=9-3

y=6

x=3
y=6

Answer Link

Otras preguntas

WILL GIVE BRAINLIEST!!!!!!!!!!!!!!!!!!!

Long answer lquestionExplain the causes of uneaven distribution oppopulation in Nepal?

HELP 80 points A calorimeter consists of an aluminum cup inside of an insulated container. The cup is weighed on a top-loading balance and is found to have a m

These questions get to me all they time I need help someone.

the mass of the brick is 5kg and area of it's base is 150cm.find the pressure exerted by it.

Which are characteristics of the Inca's civilization?

Use the method of completing the square to transform the quadratic equation into the equation form (x + p)2 = q. 6 + 12x + 3x2 = 0 A) (x + 2)2 = 2 B) (x + 2)2

please HELP............................. 14. We can see objects when the light reflected from the object falls on our eyes. Why can’t walls act as mirror even w

What’s the definition of claim of value

In a shipment of 400 parts 14 are found to be defective how many defective parts should be expected in shipment of 1000