ria3545
ria3545
04-02-2021
Mathematics
contestada
solve the simultaneous equations
2x+3y=13
4x-y=-2
Respuesta :
assvecca
assvecca
04-02-2021
from eq1 ,
2x = 13-3y
x = 6.5-1.5y (eq 3)
sub eq 3 into eq2,
4(6.5-1.5y)-y=-2
26-6y-y=-2
-6y-y=-2-26
-7y=-28
7y=28
y=4 ( eq 4 )
sub eq4 into eq3 ,
x=6.5-1.5(4)
x=6.5-6
x=0.5
Answer Link
VER TODAS LAS RESPUESTAS ( 29+ )
Otras preguntas
• Founded a Roman Catholic religious order known as the Jesuits • Made a Catholic saint on March 12, 1622 by Pope Gregory XV • Fought against the Protestant Ref
Timothy Leary, communes, and the haight-Ashbury district of san francisco were all part of A) detente B)the counterculture C)the silent majority D)realpolitik
how might the learning effect influence wage trends?
How is the product 5 multiply 5 multiply 5 multiply 5 expressed in exponential notation.
Memorial Day weekend has been proclaimed as being the most dangerous holiday. Which incident has deemed it to become very unsafe? drowning accidents bicycle acc
Which European power was the first to begin importing slaves to its colonies in the Americans?
The joining of nuclei and chromosomes is known as
Members of which of the following phyla have the most species that parasitize humans? a.Porifera b.Mollusca c.Echinodermata d.Platyhelminthes
What made the Mexican victory so remarkable and suprising? A. The French were larger and better equipped. B. The Mexican army had no weapons. C. The French paid
• Founded a Roman Catholic religious order known as the Jesuits • Made a Catholic saint on March 12, 1622 by Pope Gregory XV • Fought against the Protestant Ref
