This simple algebra equation is the latest brainteaser, that baffled the internet.
The puzzle with horses, boots and horseshoe, is tricky.
Post on Facebook has more than 568,000 comments and over 14,600 shares.
The answers to the ‘seemingly’ easy formula varied.
Farther down is the answer…
The first equation shows that the value of a horse is 10.
The second, featuring two horseshoes and a horse, is 4.
The third, tells us that the cowboy boot is 2.
And finally the answer is 1 + (10×2) = 21.