Question

УПРОСТИТЕ уравнения: а) 15a*4= б) 3b*12= в) 17a*5b= г) 11a*7b= д) c*18*d*3= е) x*9*4*y=

Answer 1

$15a*4=60a$
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$3b*12=36b$
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$17a*5b=85ab$
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$11a*7b=77ab$
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$c*18*d*3=54cd$
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$x*9*4*y=36xy$