rixster rixster
  • 14-07-2018
  • Mathematics
contestada

if x-12y=-210 and x-6y=90 solve for x

Respuesta :

Аноним Аноним
  • 14-07-2018

Multiply the second equation by [tex] 2 [/tex] to get


[tex] 2x-12y=180 [/tex]


Now subtract the first equation from this to get


[tex] x = 390 [/tex]



Answer Link

Otras preguntas

10+5d= 0 Can someone help please
During the 1800s, reformer Dorothea Dix primarily worked to improve conditions in prisons and hospitals. form labor unions in mills and factories. preach sermon
What particular phenomenon is describe in the Filipino folktale?
I need the expression that represents the length of the pool
Solve for x: –3[x - 3] = -6A. x=1,x==1B. x = 1, x = 5C. x=0, x= 5 D. No solutions​
Multiply: - 2/3 x 6/7 Put your answer in lowest terms. A. 4/7 B. 4/21 C. 12/21 D. 3/7
The cost of hiring a trailer for t hours is C= 5t+10 draw the graph of C against t
the sum of 2 rational numbers is 5/2. if one of the number is -7/3. then find the other number.
what is wrong with the rx​
a furniture company currently produces 5800 chairs per month. If production decreases 5%, find the amount of the decrease and the new number of chairs produced