Answer:
(-0.5, -13)
Step-by-step explanation:
Answer:
3X+5Y=68 MULTIPLY BY 4
3Y-4X=6 MULTIPLY BY 3 & ADD.
12X+20Y=272
-12X+9Y=18
-----------------
29Y=290
Y=290/29
Y=10 ANS.
Step-by-step explanation:
Answer:

Step-by-step explanation:
Let us suppose that We have X number of dimes
Now from Monetary rules we know that
1 dime = 10 cents ............(i)
Now if we will have
2 dime = 20 cents
2 dime = 2 * 10 cents .....(ii)
from (i) and (ii) we see that if we have X dimes then

-2 -8 is the answer for this question x=-2 and x=-8