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If a x b = 2a - 3b + ab, then 3 x 5 + 5 x 3 is equal to?
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I'm stuck
3x5+5x3=30
@snowybreaks wrote:
3x5+5x3=30
One sec let me work it out
a * b = 2a - 3b + ab 3 * 5 = 2(3) - 3(5) + (3)(5) = 6 - 15 + 15 = 6 5 * 3 = 2(5) - 3(3) + (5)(3) = 10 - 9 + 15 = 1 + 15 = 16 3 * 5 + 5 * 3 = 6 + 16 = 22 should be it
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@snowybreaks wrote:
a * b = 2a - 3b + ab
3 * 5 = 2(3) - 3(5) + (3)(5)
= 6 - 15 + 15
= 6
5 * 3 = 2(5) - 3(3) + (5)(3)
= 10 - 9 + 15
= 1 + 15
= 16
3 * 5 + 5 * 3 = 6 + 16 = 22
should be it
yes
@snowybreaks wrote:
yes
No problemm
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