Answer:
3
Step-by-step explanation:
if one out of every four is orange, then there are three because four goes into 12 3 times.
22)
(x^2-16)(x^2+4)=0
can you finish?
solve for x (plus and minus because two solution and degreee 4 so total 4 answers )
x=+-4 x=+-2
hope this helps.
for 10 I know a way but it might confuse you
<span>25(a-3)</span>³<span> - 4(a-3) = (a-3)(25(a-3)</span>²<span>-4) = (a-3)((5(a-3))</span>²-2²<span>) =
= (a-3)(5(a-3)-2)(5(a-3)+2) = (a-3)(5a-15-2)(5a-15+2) = (a-3)(5a-17)(5a-13)</span>
She did not give and unknown value for iced tea