melschell123
melschell123
01-02-2018
Mathematics
contestada
I need help with 3x-y=4 y=6-2x
Respuesta :
sqdancefan
sqdancefan
05-02-2018
Since you have a "y=" equation, this is solved nicely by substitution.
.. 3x -(6 -2x) = 4
.. 5x -6 = 4
.. 5x = 10
.. x = 2
Then
.. y = 6 -2x
.. y = 6 -2*2 = 2
The solution is (x, y) = (2, 2).
Answer Link
VER TODAS LAS RESPUESTAS ( 92+ )
Otras preguntas
Which of the following types of waves has more energy than an x-ray?
Does anyone know this?
Uniquely among the arts theatre focuses exclusively on
In which system is the central government weakest? representative government federal government confederate government unitary government
HELLO PLEASE SOMEONE HELP!!!! PUT EVENTS IN THE CORRECT ORDER I WILL GIVE BRAINLIEST IF 2 PPL ANSWER
I thought the answer's 102, but it's not, and I'm not sure how to get the correct answer.
Given that ABCD is an isosceles trapezoid, find x and y. A. x = 7, y= 10 B. x = 15, y= 10 C. x = 15, y= 40 D. x = 7, y= 40
Decide which action is appropriate when working with glass. get your station good and messy wear baggy clothing wear safety goggles over your eyes wet your han
This relief sculpture is an example of a ________________. a. high relief c. freestanding relief b. low relief d. sunken relief
The atmosphere flows in large convection currents. what happens during atmospheric convection
