Factor out the gcf
factor by grouping
perfect square trinomial
or
difference of squares
?
The different is that 21 is going ALL the way down to 21 while 4 is only going to 4..
Im not so sure but, 3x2=6; 2x3=6; 6+6=12
First, we must understand why the three other choices are not mixtures. Salt is a compound made from elements Sodium and Chlorine. Aluminum is an element. Carbon dioxide is also a compound composed of Carbon and Oxygen.
Now, gasoline. is substance made from refined crude oils (or hydrocarbons). As a matter of fact, gasoline is an example of a homogenous mixture.
Thus, amongst the choices, the mixture would be gasoline<span>.
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Answer:
The first and third options are parallel.
Step-by-step explanation:
They both have a slope of 2.
Pls mark brainliest. Thanks!