Answer:
3x+4y=16
3x=-4y+16 (Subtract both sides by 4y)
x=-4/3y+16/3 (Divide both sides by 3 to isolate x variable)
$20500
Step-by-step explanation:
26500-(.12*26500)=23320 For 1 year
23320-(.12*23320)=$20521.60 For 2 years
3x+10