18
x=2
X=2
6 x 11 = 66
8
x= 119
2x28 4x14 8x7
If x equals 35, then -x equals -35.
57
40
y = -5
-49
80
x=2*5 x=10
14x2 - 5x + 1 = 2 : 14x2 - 5x - 1 = 0 Solving for the roots of a quadratic equation gives, x = [5 ± √(52 + 4x14)] ÷ 28 = (5 ± 9) ÷ 28 x = 14/28 = 1/2 and x = -4/28 = -1/7.
8
x = 1.088348752
42 72