Question

Solve the system of equations.
​

8y−9x=−3
5y−8x=10
​

Answer 1

x = -5. y = -6

Explanation:

Khan Academy

Answer 2

8y−9/8x=−3

y -9/8x =-3/8

y = -3/8+9/8x

putting y -3/8+9/8x in 5y−8x=10

5y−8x=10

-3/8+9/8x -8/5x=10/5

9x/8 -8x/5=2+3/8

45x-64x/40=16+3/8

-19x= 19 ×40/8

x = -5

y = -3/8+9(-5)/8

y= -3/8-45/8

y=-48/8

y = -6

(-5, -6)