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 ( 88+ )
Otras preguntas
What is a variable? a. A variable is an unknown number or value represented by a letter c. A variable represents a change in value b. A variable always represen
What was a common economic factor among United States-aligned nations in Europe during the Cold War? a. collectivization b. communally-owned production c. state
2.)The Spanish borderlands were located a. in present-day Spain. b. from present-day Florida to present-day California. c. in present-day South America. d
What activity has caused Kenya to experience land degradation? a. gold and diamond mining b. diverting water from rivers for irrigation c. farming the same fiel
Solve the equation, using the domain of x = {-1, 0, 2}. Write your solutions as a set of ordered pairs listed from least to greatest based on the x value. Do n
the treaty of Versailles forced Germany to?
Stan works on an assembly line. What effective and appropriate approach would he be wise to use when coping with minor frustrations like hang-ups on a conveyor
What is the relationship between urban sprawl and the higher consumption of fuel?
What happened as a result of the second great awakening
Monica Lewinski was granted immunity in exchange for her testimony against President Clinton. What was she being granted immunity from? a. embezzlement b. fraud
