Respuesta :
Y=3x ≈ 3(10)
X= -2(3x) + 70
X= -6x + 70
+6x on both sides
7x=70
Divide both sides by 7
X=10
Y=30
X= -2(3x) + 70
X= -6x + 70
+6x on both sides
7x=70
Divide both sides by 7
X=10
Y=30
