A bank loaned out $19,000, part of it at the rate of 7%per year and the rest at 15% per year. If the interest received in one year totaled $2,000, how much was loaned at 7%?

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!

the answer would be 0.54

2/4 is the answer

step-by-step explanation:

x= total pieces

both ate 9 pieces

mindy ate 3 so troy ate 6

6= (1/4)x

x =24