Question

find the factor 2x(x_24)=50

Answer 1

$2 {x}^{2} - 48 = 50 \\ 2 {x}^{2} = 50 + 48 \\ 2 {x}^{2} = 98 \\ {x}^{2} = \frac{98}{2 } \\ {x}^{2} = 49 \\ x = \sqrt{49 } \\ x = 7$