6x-8y=-64 (1)
5x-8y=-60 (2)
Subtract equation 2 from 1 .... so we have....
x = -4 and substituting this into the first equation to find y, we have
6(-4) - 8y = - 64
-24 - 8y = -64 add 24 to both sides
-8y = - 40 divide both sides by -8
y = -40/-8 = 5
So....the solution is (x,y) = (-4, 5)
6x-8y=-64 (1)
5x-8y=-60 (2)
Subtract equation 2 from 1 .... so we have....
x = -4 and substituting this into the first equation to find y, we have
6(-4) - 8y = - 64
-24 - 8y = -64 add 24 to both sides
-8y = - 40 divide both sides by -8
y = -40/-8 = 5
So....the solution is (x,y) = (-4, 5)