SOLUTION: Please help me Multiply and simplify completely this problem (2-3i)(7+5i)

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Question 142678: Please help me Multiply and simplify completely this problem (2-3i)(7+5i)
Answer by bebedeeb(7) About Me  (Show Source):
You can put this solution on YOUR website!
We can FOIL this one.
F - 2%2A7=14
O - 2%2A5i=10i
I - -3i%2A7=21i
L - -3i%2A5i=-15i%5E2
Now write out the binomial:
14%2B10i%2B21i-15i%5E2
remember i%5E2=-1
so -15i%5E2=15
Now combind like terms:
14%2B15%2B10i%2B21i=
29+31i (remember to keep in a+bi form to be correct)