The grocery store selling a 3 pound bag for $4.20. while the other store would sell it for $4.50.
In fraction form the answer would be -2 4/5.
2(4x - 9) =
2 * 4x - 2 * 9 =
8x - 18
Hope this helps!!
~Kiwi
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>
Answer:
if she got 4 questions wrong it would be 12
her score if she got x questions wrong it would be 20-2x
