SOLUTION: Find values for m and b in the following system so that the solution to the system is (1,2). mx + 3y = 8 -3x + 4y = b I really need your help. Thank you so much.

SOLUTION: Find values for m and b in the following system so that the solution to the system is (1,2). mx + 3y = 8 -3x + 4y = b I really need your help. Thank you so much.

Algebra.Com

Question 26296: Find values for m and b in the following system so that the solution to the system is (1,2).
mx + 3y = 8
-3x + 4y = b
I really need your help.
Thank you so much.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Let x=1 and y=2 to get:
m(1)+3(2)=8
m=2
-3(1)+4(2)=b
b=5
Cheers,
Stan H.
RELATED QUESTIONS
Find values for m and b in the following system so that the solution to the system is (... (answered by malakumar_kos@yahoo.com)

Find values for m and b in the following system so that the solution to the system is... (answered by malakumar_kos@yahoo.com)

find the values for m and b in the following system so that the solution to the system is (answered by HyperBrain)

Can someone correct this for me. Find values for m and b in the following system so that (answered by praseenakos@yahoo.com)

Find the values for m and b in the following systems so that the solution to the system... (answered by stanbon)

Find values for m and b in the following system so that the solution to the system is... (answered by MathLover1)

Find values for m and b in the following system so that the solution to the system is... (answered by scott8148)

Find values for m and b in the following system so that the solution to the system is... (answered by solver91311)

Find values for m and b in the following system so that the solution to the system is... (answered by venugopalramana)