Danielle invests $1300 in one account and $2100 in an account paying 1 % higher interest. At the end of one year she had earned $123 in interest. At what rates did she invest?

I'll do the first one for you. it isn't very hard at all.on number one, you have (50 × 3), which equals 150, and (3 × 3), which equals 9. after you establish that, you add 150 and 9 together. so, (150 + 9) equals 159.this means that 53 × 3 = 159.

55. i don’t no. but zhongshan