ranbaiMahamail
ranbaiMahamail
07-09-2016
Mathematics
contestada
how do i solve 3x-5y=9;x=-1,0,1
Respuesta :
nobillionaireNobley
nobillionaireNobley
08-09-2016
for x = -1, 3(-1) - 5y = 9 => -3 - 5y = 9 => 5y = -3 - 9 = -12 => y = -12/5 = -2.4
for x = 0, 3(0) - 5y = 9 => -5y = 9 => y = 9/-5 = -1.8
for x = 1, 3(1) - 5y = 9 => 3 - 5y = 9 => 5y = 3 - 9 = -6 => y = -6/5 = -1.2
Answer Link
VER TODAS LAS RESPUESTAS ( 45+ )
Otras preguntas
Find a 3 1/2% commission on a sale of $2,500 I have no clue how to do this plz help thnx:)
What is the least common denominator between 5/6, 2/9 1/12, 3/8 5/9, 2/15
rewrite them in order to the largest and the smallest. 6 tens 3 hundreds 8 ones?
What is the least common denominator between 5/6, 2/9 1/12, 3/8 5/9, 2/15
rewrite them in order to the largest and the smallest. 6 tens 3 hundreds 8 ones?
What is the least common denominator between 5/6, 2/9 1/12, 3/8 5/9, 2/15
What is the least common denominator between 5/6, 2/9 1/12, 3/8 5/9, 2/15
What is the least common denominator between 5/6, 2/9 1/12, 3/8 5/9, 2/15
Find a 3 1/2% commission on a sale of $2,500 I have no clue how to do this plz help thnx:)
rewrite them in order to the largest and the smallest. 6 tens 3 hundreds 8 ones?
