(5x+3) (2x+4) please help me
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Answer:
=(5x+3)(2x+4)
=(5x+2x)(3+4)
=(7x²)(7)
=49x²
=X=49/2
X=24.5
or
=5x(3x+4)+3(3x+4)
=15x²+30x+3(3x+4)
=15x²+20x+9x+12
=15x²+29x+12
then the answer is
15x²+29x+12
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