Question 136376
.15x+.12(x+800)=420
.15x+.12x+96=420
.27x=420-96
.27x=324
x=324/.27
x=1,200 amount borrowed from the bank.
1,200+800=2,000 amount borrowed from the credit union.
proof:
.15*1,200+.15*2000=420
180+3000=420
420=420