Tuesday

November 25, 2014

November 25, 2014

Posted by **N/A** on Tuesday, January 1, 2013 at 8:15pm.

- algebra -
**Steve**, Tuesday, January 1, 2013 at 11:13pmyou can pick any value for x or y and then figure the other one out:

x=10:

3(10)+5y=39.89

30+5y=39.89

5y=9.89

y = 1.978

y=-20:

3x+5(-20) = 39.89

3x-100=39.89

3x=139.89

x=46.63

**Answer this Question**

**Related Questions**

Math(algebra) - 1.) Consider the function F defined by the eqation: f(x)=3x+2 a...

Algebra - Please Simplify: (root5 a^7/2)^4 a^3/a^8 So confused, I tried figuring...

Algebra I - Match expressions from this list that are equivalent but written in ...

Math - Find all numbers x for which |x-1| + |x-2| > 1. I know the answer is ...

Absolute Vale - Find all numbers x for which |x-1| + |x-2| > 1. I know the ...

Math - I need help figuring out this question 570 x 64 I need help on the steps ...

algebra help - Hello, I need help figuring out this algebra problem. If x=7 and ...

algebra - I am having trouble figuring this out. ADD (r - 6s + 3) + (7r + 5s...

Algebra - How do I solve by the substitution method? 7x +6y=13 x= 35-5y. I need ...

algebra - Our take out dinner was $74.95 but we got 20% off because we picked it...