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Okay, so for two simultaneous equations which both equal the same variable (in this example the variable they're equal to is y), the trick is to make both equations equal each other:so we can say that 4x ...

The way you can conjugate 're' verbs is to remember the specific endings for each pronoun: Je (I) - e Taking a common verb such as 'parler' we remove the 'er' and replace the endings for each pronoun :Tu ...

C₄H₈ + O₂ -> CO₂ + H₂O
Want to deal with only one element at the time, recap that you can only add coefficients to the front of chemical fo...

As it is a quadratic, I can use the quadratic equation, or (-b +/- sqrt(b²-4ac))/2aHere our a = 1, b = -1 and c = -12. Substitute into the quadratic equation, this becomes (1 +/- sqrt(1 + (4*12...

These are part of Freud's theory of the human psyche. The part of the unconscious mind. The id is concerned with instinctual impulses. Meaning it wants to satisfy basic needs, such as sex (libido) and agg...