albybjr albybjr
  • 02-05-2019
  • Mathematics
contestada

solve this system of two linear equations using substitution
y=3x-5,3y-x+1

Respuesta :

Gasaqui
Gasaqui Gasaqui
  • 15-08-2019

Answer:

y=3/2

x=13/6

Step-by-step explanation:

y=3x-5 → -3x +y = -5

3y-x+1 → -x +3y = -1

Multiply the 2nd eq by -3 and add to 1st one and replace it

-3x +y = -5 → -8y =-6

3x -9y = -1     3x -9y = -1  

→ y =3/2=1.5 . Replace this value in any eq -3x + 3/2 = -5  → x =13/6

Answer Link

Otras preguntas

A line passes through the point (12,-4) and is perpendicular to the line with the equation y=6x +3
Find the surface area of a cylinder with radius 7 and height 5.
Read the poem “If We Must Die” by Claude McKay. If we must die—let it not be like hogs Hunted and penned in an inglorious spot, While round us bark the mad and
Solve the following literal equation for b. cb + db = a
A(n) ________ is a cone of debris that forms where an ephemeral stream emerges from the confines of the canyon. Its runoff spreads over the gentler slopes at th
Summarize The Fall of The Berlin Wall. One paragraph!!! please and thank you ;) 20 points
I'm having trouble understanding what "the difference in energy between the products and reactants from the surroundings" means. Can you help explain what this
What is the slope of the line x = 4?
Valeria drew a scale drawing of a farm. The goat pen, which is 20 meters long in real life, is 5 millimeters long in the drawing. What is the scale of the drawi
essay on contribution of Technology in education​