saraosborn12158 saraosborn12158
  • 18-12-2019
  • Mathematics
contestada

Find the solution of this system of equations
8x - 5y = -8
-7x - 5y = 82

Respuesta :

Yang100
Yang100 Yang100
  • 18-12-2019

Answer:

x=-6, y=-8. (-6, -8).

Step-by-step explanation:

8x-5y=-8

-7x-5y=82

---------------

-(8x-5y)=-(-8)

-7x-5y=82

---------------------

-8x+5y=8

-7x-5y=82

---------------

-15x=90

x=90/-15

x=-6

8(-6)-5y=-8

-48-5y=-8

5y=-48-(-8)

5y=-48+8

5y=-40

y=-40/5

y=-8

Answer Link
theakser theakser
  • 18-12-2019
Your answer would be (-6,-8)
Answer Link

Otras preguntas

A large hurricane moves through a small island in the Caribbean. What are the consequences to this island’s plant and animal diversity?
Why do advertisers use testimonials?
One of the factors of 8x3 – 800x is ____.
Buddhism was founded in the land which compromises the modern-day countries of
Which of the following areas is the fourth-largest island in the world and is considered part of the continent of Africa? A. Kilimanjaro B. Madagascar C. Mozamb
The T in the STEAL acronym for indirect characterization stands for ______.
If two scientists do not get the same results from an experiment, the data are reliable.
What term does Lincoln use in place of "union"?
1.If the height h of a triangle is 3 inches less than the length of the base b, and the area A of the triangle is 19 times the length of the base, find b and h.
What is the simplified form of the expression 1/3(21m + 27)?