(2x + 3)(2x + 3)
2x = x+3 2x-x = 3 x = 3
(0, -3)
4x - 3 = 2x + 54x - 2x = 5 + 32x = 8x = 8/2x = 4To check:4(4) - 3 = 132(4) + 5 = 13
2x = 4x + 3 -2x = 3 x = -3 / 2
(2x + 3)(2x + 3)
4x + 3 = -3 + 2x + 14 2x + 3 = -3 +14 2x + 3 = 11 2x = 8 x=4
2x = x+3 2x-x = 3 x = 3
(0, -3)
4x - 3 = 2x + 54x - 2x = 5 + 32x = 8x = 8/2x = 4To check:4(4) - 3 = 132(4) + 5 = 13
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the converse of this conditional is true
if 2x+3=9 then 2x=6 so x=3
2x = 4x + 3 -2x = 3 x = -3 / 2
x=3
3
2x+3 = 7 2x = 7-3 2x = 4 x = 2