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

Find the solution of this system of equations

6x = 90 +3y
x - 3y = 50

Show work please

Respuesta :

konrad509
konrad509 konrad509
  • 01-07-2017
[tex]6x = 90 +3y\\ x - 3y = 50\\\\ -6x+3y=-90\\ \underline{x-3y=50}\\ -5x=-40\\ x=8\\\\ 8-3y=50\\ 3y=-42\\ y=-14 [/tex]
Answer Link
fakeclogg fakeclogg
  • 01-07-2017
I did it using elimination method.
Ver imagen fakeclogg
Answer Link

Otras preguntas

A group of scientists are studying the effects of different fertilizers on the growth of pea plants. They began their study with 10 pea plants. They gave each p
What is the strengths and weaknesses of Talcott Parsons theory - the sick role?
Identify the three main steps for producing a monohybrid cross
In routine problem solving, the number of external information sources used is typically which of the following?
What is a credit score intended to measure?
On monday the temperature was 50 degrees the temperature increased by 22%. what was the temperature on tuesday.
Please help me with 1 through 3 !!
Factor completely. 20+72m Enter your answer in the boxes.
How do you translate this sentence into an inequality?
which equation below describes the relationship between a and b? show me step by step how its done. a ,6 , 8, 10, 12. b, 39,37,35,33