(2, -1)
3x + 6x +1 = 10 9x = 10 - 1 9x = 9 x = 1
3+3x+7x=13 3x+7x=10 10x=10 x=1
(4, -1)
x= -3 -3(-3) +1=10 also: -3X-3+1=10
(5, 1)
y=10
3x-1+10 = 53x + 9 = 53x = 5 - 93x = -4x = -4/3
x + 3x - 10 = 5 - 4 4x - 10 = 1 4x = 1 + 10 x = 11/4
x = 4 and y = -1 (4. -1)
3 * 3 + 1 = 10
y = 3X - 1