160k views
5 votes
(I need some help with this quick 20pts)

7x+3y=92 & 2x+y=27

(The answer has to be in an ordered pair)

Please explain your answer.

1 Answer

4 votes
The point of interest is where the graphs cross.

(x, y) = (11, 5)

_____
Linear equations can be solved by any of a variety of methods. Using substitution for y, you have
.. 7x +3(27 -2x) = 92
.. x = 11 . . . . . . . . . . . . . collect terms, subtract 81
Then
.. y = 27 -2*11 = 5
(I need some help with this quick 20pts) 7x+3y=92 & 2x+y=27 (The answer has to-example-1
User Michael McMullin
by
8.5k points

No related questions found