Answer:
infinite solution
Step-by-step explanation:
because it is a linear equation.
Answer: Choice C.
and Choice E. 
Step-by-step explanation:
Algebraic exponents.
Answer:
x=4
Step-by-step explanation:
all you need to do is the 3rd root of 64
which is 4.
35% off means that now it costs 100%-35%=65% of the original price
<span>£78 ---- 65%
x------100%
x=78*100/65=120</span>£<span>
or
part/whole=0.65
78/whole=0.65
whole =78/0.65 =120 </span>£