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If a x b = 2a - 3b + ab, then 3 x 5 + 5 x 3 is equal to? do answer.
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If a x b = 2a - 3b + ab, then 3 x 5 + 5 x 3 is equal to?

do answer.

User Ulrich Eckhardt
by
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1 Answer

3 votes
a.b = 2a - 3b + a.b

3.5 +5.3
3.5= 2(3)-3(5)+3(5)=6-15+15=6
5.3=2(5)-3(3)+5(3)=10-9+15=10+6=16
Therefore 3.5+5.3=6+16=22
User Bobby Matson
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