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OpenStudy (anonymous):
Solve and simplify. (7x+3y-4)(x+4)
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OpenStudy (anonymous):
do the FOIL method
OpenStudy (anonymous):
(7x)(x)+(7x)(4)+(3y)(x)+(3y)(4)-(4x)-16
OpenStudy (anonymous):
so then the answer is 7x^2+24x+3xy+12y-16
OpenStudy (anonymous):
You're supposed to multiply the two parentheses
OpenStudy (anonymous):
basically.. but u have to make sure to multiply each term
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OpenStudy (anonymous):
Then that would just be the answer? What you posted as the simplified terms?
OpenStudy (anonymous):
yep
OpenStudy (anonymous):
unless the question asks you to solve for y or x
OpenStudy (anonymous):
nope! thank you
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