chris507
chris507
09-04-2018
Mathematics
contestada
The answer for this system
Respuesta :
wolf1728
wolf1728
09-04-2018
A) 2x + 3y = 21
B) -3x + y = -4
Multiply equation B) by -3
B) 9x -3y = 12 then adding it to equation A
A) 2x + 3y = 21
11x = 33
x = 3
A) 2x + 3y = 21
2*3 + 3y = 21
3y = 15
y = 5
Answer Link
AnahiDiazdl
AnahiDiazdl
09-04-2018
x equals 3
y equals 5
(3,5)
Answer Link
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