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Asked by Bernita

how to find two mixed numbers so that the sum is 7 2/8 and the difference is 2 4/8
4 years ago

Answers

Answered by R_scott
a + b = 7 2/8

a - b = 2 4/8

adding equations (to eliminate b) ... 2 a = 9 6/8

solve for a , then substitute back to find b
4 years ago

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