Sorality
Sorality Sorality
  • 01-07-2017
  • Mathematics
contestada

Find the solution of this system of equations.

-4x + y = -25

-6x - 6y = 0

Show work please

Respuesta :

wikk
wikk wikk
  • 01-07-2017
-4x + y = -25        y = 4x - 25

-6x - 6y = 0            

 
-6x - 6(4x - 25) = 0
-6x - 24x + 150 = 0
-30x + 150 = 0
-30x = -150
x = 5

y = 4(5) - 25
y = 20 - 25
y = -5

(5, -5)
                       
Answer Link

Otras preguntas

to imagine the visual form of an object or situation that one cannot see
a runner runs at 7.6mph for 3 1/2 hours how many miles did he run
How is the U.S. population changing? (1 point)The number of older Americans is growing. Women will soon outnumber men by about 2 to 1. The number of middle-aged
What fractions are equivalent to 2/3
A salesman traveled 736 miles on 32 gallons of gas. How far can be traveled on 128 gallons of gas?
The volume of a cylindrical watering can is 100cm^3.If the raduis is doubled,then how much water can the new can hold?
what 3 prime numbers times together to make 231
What is the value of X. Triangles 39 is one angle and 102 is the other angle
How did the ideas of absolute monarchs conflict with the ideas of Enlightenment thinkers ?
How do i set up and solve divide 4/5 by 70%