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If a + b = 7 and a - b = 3 find a and b |
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Answer» Answer: a+B=7 a-b=3 Step-by-step explanation: if for EXAMPLE 4+3=7 by same assuming 4-3=1 next assume a as 5 and b as 2 5+2=7 5-2=3 so a is 5and b is 3 .. |
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