Answer:
x=3 the answer is 3
Step-by-step explanation:
see so,1200 kg of coal=1kg of aluminum
if 1 soda can needs 15g of aliminium so
1200/15=80kg coal will be needed for 1 can of soda.
3x(x²-5)
Multiply the bracket by 3x
(3x)(x^2)=3x^3
(3x)(-5)=15x
Answer: 3x^3+15x
<span>If water and oil are combined in a container, the resulting liquid is a(n) C) emulsion
Hope I helped:P</span>