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<span>9*45
= 9(40 + 5)
= 360 + 45
= 405
answer
</span>Distributive property of 9*45 = 9(40 + 5)
Two positives make a positive
two negatives make a positive
1 negative and 1 positive make negative
1 positive and 1 negative make a negative
(The Answer is 0) let’s say x is the Number of Aerobics classes
5x=3x
2x=0
X=0
