If Keith had 1 1/2 cups, he can't use <span>5 2/3 cups. He cant use more than what he had. There is error in this question.</span>
Answer:

Step-by-step explanation:

For the y to cancel out, you would have to divide y by 5. Whenever you do one thing to a side, you <u><em>have</em></u> to do the same on the other side. Once you do so, you'll get : 
<em>Hope this helps!!</em>
Answer:
x= 6, -4
Step-by-step explanation:
x^2 - 2x - 24 = 0
(x-6) (x+4) = 0
x = 6, x= -4
Answer:
it is not possible because you only know 1 side. Unless you use cos sin
Step-by-step explanation:
last one because you can solve it to many way6s