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

in two grammatically correct sentences explain intonation ​
Please help. I’ll mark you as brainliest if correct!
The length of a rectangle is 7 more than the width. The area is 744 square centimeters. Find the length and width of the rectangle.
50-(10-(70-(9-(8-7))))​
How old am I? lol haha ​
The economy of Russia was devastated after World War I. How did the lack of trade further the suffering of the Russian people? A. Without trade the people of Ru
One of Canada's most distinctive characteristics is its . A) diverse population B) British culture C) Native American history D) French culture
72 students choose to attend one of three after school activities: football, tennis or running. There are 25 boys. 27 students choose football, of which 17 are
I really need help!! What is the “cash and carry” amendment to the Neutrality Acts? A. The US will sell arms, as long as countries pay cash and provide their ow
What is supplications in islam