MxdelineGrace
MxdelineGrace MxdelineGrace
  • 02-09-2020
  • Mathematics
contestada

y=-4x - 8
6x + 2y=-10


I need the equation solved by substitution

Please show work :)

Respuesta :

Toodles568
Toodles568 Toodles568
  • 03-09-2020

Answer:

x =1.28571428571

Step-by-step explanation:

6x + 2y = -10

y = -4x - 8

6x + 2(4x - 8) = -10

6x + 8x - 8 = -10

14x - 8 = 10

(we put together the like terms)

14x = 10 + 8

14x = 18

x =  [tex]\frac{18}{14}[/tex]

x = 1.28571428571

Answer Link

Otras preguntas

What are the coordinates for the image of point N, when the figure is translated 3 units to the right and 3 units up?
What is the best way to support the thesis in each body paragraph? There is a main idea in each body paragraph and the thesis is restated. Start each body par
the sum of a product (-2)+(-2)+(-2)+(-2)
All the donated computers were shared equally by 5 classrooms. Which expression represents the number of computers each classroom received?
which part of the cell membrane is polar and allows the cell to exist in water
Earth's surface winds generally blow from regions of higher 1) latitudes toward regions of lower latitudes 2) elevations toward regions of lower elevations 3) a
The last two lines in a Shakespearean sonnet are always
a prism whose sides and faces are all congruent squares is a
as immigrants arrived from many nations, why did it become necessary to restrict who and how many came to America
4x^2+11x-20=0 I have to solve this quadratically as well a many others