SOLUTION: Solve for x and y:
8x+5y=5
7x+10y=-1
Algebra.Com
Question 462921: Solve for x and y:
8x+5y=5
7x+10y=-1
Found 2 solutions by stanbon, MathLover1:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Solve for x and y:
8x+5y=5
7x+10y=-1
----
Multiply thru the 1st equation:
16x + 10y = 10
7x + 10y = -1
------------------
Subtract and solve for "x":
9x = 11
x = 11/9
-----------------
Solve for "y":
3x + 5y = 5
3(11/9) + 5y = (45/9)
-------
5y = 12/9
y = 12/45
---
y = 4/15
-------------
Cheers,
Stan H.
=============
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
....1...both sides multiply by and you will get
.......2
------------------------------
.........1
-
...........2....subtract 2 from 1
------------------------------
now find
check:
....1
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