doman128 doman128
  • 26-11-2020
  • Mathematics
contestada

Solve the equations help

Solve the equations help class=
Solve the equations help class=

Respuesta :

caplocksammy
caplocksammy caplocksammy
  • 26-11-2020

Answer:

First equation x=2, Y=9, Second Eq, x=2, y=1

Step-by-step explanation:

X+Y=11

2X-Y=-5 by substitution Y=11-X

So, 2x-(11-x)=-5, 2x-11+x=-5, 3x=6, x=2. Thus, Y=11-2=9

2x+y=5

3x-2y=4

so, y=5-2x

Thus, 3x-2(5-2x)=4

3x-10+4x=4, 7x=14, x=2, Thus, Y=5-2(2)= 1

Answer Link

Otras preguntas

Describe the homeostatic response to decreased blood pressure and volume due to extensive bleeding.
What is the solution to this inequality? 6x – 5 > -29 A:x > -4. B: x <-4 C: x > 4 D: x < 4
نما A girl 164 cm tall stands 366 cm from a lamp post at night. Her shadow from the light is 83 cm long. How high is the lamp post?
what's glycolysis? explain in brief ​
Can somebody pleaaaaase help me?​
which technology can detect cancer
Select all the correct answers. Which figures have point symmetry?
Which President supported the relocationof Native Americans?
steel bars, each of length 3cm at 29°c are to be used for constructing a rail line. lf the linear expansivity of steel is 1.0×10^-5k^-1, calculate the safety ga
what is the capital of memphis im jus giving away my brainly points
ACCESS MORE