snorriedorrie212 snorriedorrie212
  • 10-03-2019
  • Mathematics
contestada

Pls Help Soon as possible

Pls Help Soon as possible class=

Respuesta :

Karolis Karolis
  • 10-03-2019
The first you can multiply first equation by 2, you will get 16x - 12y = - 40, then add first equation to second

16x - 12y - 16x + 7y = - 40 + 30
-5y = - 10
Y= 2;
Then put y to first equation, because it easier.
8x - 2*6=-20
8x = - 8
X= - 1

Answer is x = - 1, y = 2.
Answer Link

Otras preguntas

_____ is an inflammatory disease of the central nervous system.
What is earths hottest layer
In the old testament, ___ were military champions raised up by god to throw off the yoke of bondage and restore israel to pure worship.
Benito spent $1875 to operate his car last year. Some of these expenses are listed below. Benito's only other expense was for gasoline. If he drove 7731 miles,
Early farming in river flood plains resulted in a more reliable harvest because of several reasons. what is not one of these reasons?
What is an equivalent expression to 3+2(2p+4t) ?
how could colonies help a monther country militarily
Please can i have some help with questions C and D.
In areas where crops were most abundant, slave labor was cheaper, and thus because slaves were easily replaced, they were often treated very poorly. True False
I'm so confused with the question