Friday

January 30, 2015

January 30, 2015

Posted by **tanya** on Wednesday, February 8, 2012 at 2:00pm.

- solving algebraic equation -
**Henry**, Thursday, February 9, 2012 at 6:14pmMike sold

X sweat shirts.

Y T-Shirts.

Eq1: X + Y = 200 Shirts.

Eq2: 50x + 20y = $6250.

Multiply Eq1 by -20 and add the 2 Eqs:

-20x - 20y = -4000

+50x + 20y = 6250

Sum: 30x = 2250

X = 75 Sweat shirts.

In Eq1, substitute 75 for X:

75 + Y = 200,

Y = 125 T-shirts.

**Answer this Question**

**Related Questions**

Algebra - polynomial - If a manufacturer charges p dollars each for rugby shirts...

math - For a fundrasier, the Best Buddies club sold t-shirts. The adult shirts ...

math - Two twin brothers each have two favorite sweat shirts that they wear ...

Math - Last week at a festival, a man sold 5 times as many tie-dyed T-shirts as ...

algebra - Specialty t-shirts are being sold online for $30 plus a one-time ...

math - Elizabeth has a box of shirts. one half of the shirts are small, 2/5 of ...

math - Elizabeth has a box of shirts. One half of the shirts are small, 2/5 of ...

math - beth has a box of shirts.one half of the shirts are small,2/5 of the ...

algebra - Speciality t shirts are being sold online for $30 plus one time ...

math - elizabert has a box of shirts.1/2 of the shirts are small,2/5of the ...