Current location - Training Enrollment Network - Mathematics courses - [Math Problem of Junior One] Application Problem of Binary Linear Equations [Emergency]
[Math Problem of Junior One] Application Problem of Binary Linear Equations [Emergency]
( 1)①x=- 1 y=2

②x=- 1 y=2

The characteristic is that the solutions are all x=- 1 y=2.

(2)3x+4y=5

6x+7y=8

Solution: x=- 1 y=2.

The characteristic is that the number in the equation is 1 more than the last one.