Solving systems using inspection
how many solutions does this system of equations have?
a.
none
b.
exactly one
c.
exactly two
d.
infinitely many

The lines appear to be parallel. We can check this out by examining the
two equations, and we see that sure enough, both lines have the same
slope (1/2) so they're definitely parallel.  Parallel lines never intersect,
so this pair of equations has NO solutions.  NONE.  Zero. Bubkes. Nada.

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Do the math. she originally had 50 dollars on her gift card and she had 12 dollars left on her gift card after she finished her shopping spree. if you subtract 50 minus 12 you get thirty eight dollars as your answer. so therefore, ciara spent 38 dollars total o