
distributed =2/3 on left side
-20x + 5 ≤ 3x - 15
-3x -3x
-23x + 5 ≤ -15
-5 -5
-23x ≤ -20
x ≥
divided by a negative so the symbol reversed
******************************************************
2x² + 2 = 3x
2x² - 3x + 2 = 0
2x² - 3x = -2
2(x² -
+ __) = -2 + (2)(___)
2(x² -
) = -2 +

2(x -
)² = -2 +

2(x -
)² = -2 +

2(x -
)² = -2 +

2(x -
)² =
+

2(x -
)² =

(x -
)² =

x -
= +/-

x -
= +/-

x =
+
, x =
-

x =
, x =
