SOLUTION: ?,5) is on the line 4x – 7y = 1. Find the other half of the coordinate. My mind has gone blank on finding missing coordinate, can you help please?

Algebra ->  Linear-equations -> SOLUTION: ?,5) is on the line 4x – 7y = 1. Find the other half of the coordinate. My mind has gone blank on finding missing coordinate, can you help please?      Log On


   



Question 958181: ?,5) is on the line 4x – 7y = 1. Find the other half of the coordinate. My mind has gone blank on finding missing coordinate, can you help please?
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
4x-7y=1 (x,5) Since y is given, plug it in.
4x-7(5)=1 and solve for x.
4x-35=1 Add 35 to each side.
4x=36 Divide each side by 4.
x=9
ANSWER: The solution is (9,5)