SOLUTION: -x=8y-19 x+6y=-9 solve by addition and subtraction PLEASE PLEASE HELP ME!
ROBIN
Algebra.Com
Question 777479: -x=8y-19 x+6y=-9 solve by addition and subtraction PLEASE PLEASE HELP ME!
ROBIN
Found 2 solutions by stanbon, MathTherapy:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
-x=8y-19
-x+6y=-9
----------
Rearrange:
-x - 8y = -19
-x + 6y = -9
----------
Subtract the top from the bottom to get:
2y = 10
y = 5
---------
Solve for "x":
-x = 8y-19
-x = 40-19
-x = 21
x = -21
===============
Cheers,
Stan H.
===============
Answer by MathTherapy(10556) (Show Source): You can put this solution on YOUR website!
-x=8y-19 x+6y=-9 solve by addition and subtraction PLEASE PLEASE HELP ME!
ROBIN
- x = 8y - 19 ------ - x - 8y = - 19 ------ eq (i)
x + 6y = - 9 ------ eq (ii)
Solution: , and , or (- 93, 14)
You can do the check!!
Further help is available, online or in-person, for a fee, obviously. Send comments, “thank-yous,” and inquiries to “D” at MathMadEzy@aol.com
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