Determine o ponto de intersecção das retas, se existir.
r:x+2y-5=0
s:3x/2+1/4=y.
r: x + 2y - 5 = 0,
s: 3x/2 + 1/4 = y
2y = 3x + 1/2
x + 3x + 1/2 - 5 = 0
4x = 5 - 1/2 = 9/2
x = 9/8
2y = 3x + 1/2 = 27/8 + 4/8 = 31/8
y = 31/16
ponto
P(9/8, 31/16)
pronto
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r: x + 2y - 5 = 0,
s: 3x/2 + 1/4 = y
2y = 3x + 1/2
x + 3x + 1/2 - 5 = 0
4x = 5 - 1/2 = 9/2
x = 9/8
2y = 3x + 1/2 = 27/8 + 4/8 = 31/8
y = 31/16
ponto
P(9/8, 31/16)
pronto