Solve using the quadratic formula
6
If: -x-3y = -4 and 3x+5y = 16 Then: x = 7 and y = -1
(b-4) squared
h=16
Solve using the quadratic formula
16
16
6
The solutions are: x = -2 and y = 4
plus For example: (+15) + (+1) = +16 or 16 But minus plus minus is equals to minus itself For example: (- 8) - (- 4) = - 4
If: -x-3y = -4 and 3x+5y = 16 Then: x = 7 and y = -1
(b-4) squared
x = -8
20
h=16
y=16 x= -4