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 ( 15+ )
Otras preguntas
Which type of brushwork did John Twachtman use that is characteristic of Impressionism? A. realistic B. smooth C. detailed D. loose
The shelf is made of 3 pieces of wood, each 0.3 meter wide. There is also 0.05 meter of space between the shelf and the wall on each side. What is the width, in
Through band-aid's continuous commitment to quality and constant product innovations, band-aid has been able to increase the consumer's _____________ of the ban
Graph the quadratic equation f(x)=-x^+x+2
Read the excerpt below from the poem “I Knew a Woman” by Theodore Roethke and complete the sentence that follows. I knew a woman, lovely in her bones, When sma
Jake accepted a management trainee position at opelika resorts, a real estate development company. corporate management believes jake has potential to move into
A high diver leaves the end of a 5.0 m high diving board and strikes the water 1.5 s later, 2.4 m beyond the end of the board. considering the diver as a partic
Train travels 60 miles in 40 minutes what is the average speed
A random sample of size 36 is taken from a population with mean µ = 17 and standard deviation σ = 6. the probability that the sample mean is between 15 and 18 i
A dynamic longer-term body adjustment that affects overall physiology is referred to as _____.
