Jose invests money in two simple interest accounts. He invests twice as much in an account paying 10% as he does in an account paying 7%. If he earns $94.50 in interest in one year from both accounts combined, how much did he invest altogether?

Question

Jose invests money in two simple interest accounts. He invests twice as much in an account paying 10% as he does in an account paying 7%. If he earns $94.50 in interest in one year from both accounts combined, how much did he invest altogether? 
Total Principal in Both Accounts = $

Reiny · Answer

solve for x: .1(2x) + .07x = 94.50

Caitlyn · Answer

.1(2x)+.07x=94.50 .2x+.07x=94.50 .27x=94.50 Divide $94.50 by .27 to get X. x= 350 Solve for 10% 2(350)=700 Add amounts together. 700+350= $1,050