Step-by-step explanation:
wheres the decimal to compare it to
First you would do -30x5 which equals -150 then 2-150 equals -148
If it was typo and the original equation is 3x^2 - 10x - 8, then the answer would be (<span><span>3x+2)(x-4), but if not then IDK.
Hope this helps!</span></span>
1 cup would be the answer