Sunday

February 1, 2015

February 1, 2015

Posted by **MARIAH** on Wednesday, March 9, 2011 at 8:51pm.

- math -
**Henry**, Friday, March 11, 2011 at 3:48pm$X-Invested in CD.

$Y-Invested in bonds.

Eq1: 0.04X + 0.07Y = $540.

Eq2: X + Y = $9000.

Multiply Eq1 by 100 and Eq2 by -7:

4X + 7Y = 54000.

-7X -7Y = -63000.

Add the Eqs:

-3X = -9000.

X = $3000 Invested in a CD.

- math -
**Anonymous**, Thursday, March 8, 2012 at 4:16pmJamal currently earns $20,000 a year in gross wages. On January 1, he is due to receive a 2% COLA. What will his gross income be after the COLA takes effect?

**Answer this Question**

**Related Questions**

math - A mother wnats to invest $6,000 for her son's future education. She ...

Math - a mother wants to invest 5000 for her sons future education. She invests ...

Alegbra - A mother wants to invest $ 12,000.00 for her sons education. She ...

math - a mother wants to $9000 for her son's future education. She invested a ...

algebra 2 - how much money will betty need, to the nearest cent, to invest in a ...

Algebra - A mother wants to invest 8,000 dollars into her child's college fund. ...

algebra 1 - MArta has $6000 to invest. She puts x dollars of this money into a ...

algebra..urgent!!!! - MArta has $6000 to invest. She puts x dollars of this ...

please help - Donna opens a certificate of deposit (CD) with $2,000. The bank ...

math - A couple plans to invest money for the chld's education. What principle ...