itskristall
itskristall
12-01-2019
Mathematics
contestada
x/2 - y/3 = 3/2
X/3 + y/2 = 16/3
Respuesta :
GatiEyram
GatiEyram
12-01-2019
x/2-y/3=3/2
(6×x/2)-(6×y/3)=6×3/2
3x-2y=9______(1)
x/3+y/2=16/3
(6×x/3)+(6×y/2)=6×16/3
2x+3y=32_____(2)
(1)×3____9x-6y=27____(3)
(2)×2____4x+6y=64____(4)
(3)+(4)___13x=91
x=7
3(7)-2y=9
-2y=-12
y=6
Answer Link
VER TODAS LAS RESPUESTAS ( 38+ )
Otras preguntas
About how much pressure do the feet of a 6000 kg elephant exert on the ground? Assume each foot has an area of 0.10 square meter. I already know the answer but
Find the area of the shaded regions:
Which statement best describes the association between variable X and variable Y? P.S: Not actually asking. Whole K12 test on Association and the Correlation C
The times it takes runners to complete a certain marathon are normally distributed with a mean of 4.6 hours and a standard deviation of 1.1 hours. What is the t
At an atmospheric pressure of 870 mm Hg with 21 percent oxygen, the partial pressure of oxygen is _____.A) 219 mm HgB) 127 mm HgC) 151 mm HgD) 182 mm HgE) 100 m
Is anybody good at algebra?
please answer!! need help!!
A race car has a centriple acceleration of 15.625 m/s as it goes around a curve if the curve is a circle with radius 40 m what’s is the speed of the car
I need some help please
Which description best fits the graph?
