Here's the question you clicked on:
vclog
6x^2-21x=12
Okay, so what do you think you do first?
This is a factoring/quadratic equation so you'll need all the numbers on one side so they equal 0
is the 6x being multiplied by 2
I think its \[6x ^{2}\]
You can't ^2 the 6 because its not (6x)^2 Do you know what factoring is?