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1) x + 5 + 11x - 5
5 - 5 = ? 11x + x = ?
12x?
so 12x is your answer for #1
yes
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#2 set x = 3 for f(x) f(3) = 3 + 9 = ?
wait i dont get this one
3 + 9 = ?
oh nvm 12
now -3 for x in g(x) g(-3) = 5 * (-3) = ?
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=5
no 5 * -3 = -15
12 + (-15) = ?
oh thats true
=-3
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so that's ur answer for #2
yup
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