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More answers

a + b = 76

a - b = 36

Add the two eq'ns ; this will

eliminate 'b'

Hence

2a = 112

a = 112/2 = 56

Hence

56 + b = 76

b = 76 - 56

b = 20

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lenpollock

Lvl 16
10mo ago
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If you mean: a+b = 76 and a-b = 36 then a = 56 and b = 20

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Wiki User

8y ago
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Q: If a plus b 76 a-b 36 then what a b?
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