Question

2×(5x+4x)×2x=1216
find x​

Answer 1

Answer:

x=5.8 or 6 is the answer

Answer 2

$2(9x) \times 2x = 1216 \\ 4x \times 9x = 1216 \\ = {x}^{2} = \frac{1216}{36} \\ {x}^{2} = 33.77...$

$x = 5.81$

hope it helps you