Aminatasanyang2005 Aminatasanyang2005
  • 03-06-2020
  • Mathematics
contestada

okmarks
EE
Quiz
Solve the system of equations by elimination.
4x - 5y = 11 and -4x + y = 1
What is the solution?

Respuesta :

Thdev
Thdev Thdev
  • 03-06-2020

Answer:

x = - 1

y = -3

Step-by-step explanation:

4x - 5y = 11

-4x + y = 1        +

----------------------

-4y = 12

y = -3

Now, plug y = -3 back into any equation

-4x - 3 = 1

-4x = 4

x = - 1

Answer Link

Otras preguntas

7. Which point on the number line best represents the location of V92? Q MN . P ta 8 9 10 A. Point M B. Point N C. Point P D. Point Q
The base of 14​-foot ladder is 6 feet from a building. If the ladder reaches the flat​ roof, how tall is the​ building?
La Profesora María sabe mucho sobre la asignatura de biología. Ella está ____________.
A painter paints a wall in x hours, so the fraction of the wall that she paints in 3 hours is Need Help? Read It
Which explorers sailed for the Spanish?
[tex] \frac{3}{4} x + \frac{5}{6} = 5x - \frac{125}{3} [/tex]​
Please tell me about the missing roanoke lost colony ASAP
hi! when finding a ratio, like teeth to no teeth, (pretend theres 9 faces with teeth and 10 with none), do you put the bigger number in front or follow the ques
match eith the appropiate property:​
which point could C be located?