SOLUTION: In the following problem a, b, c and d represent real numbers. Prove: If a = b and c < d, then a + c < b + d

Algebra ->  Geometry-proofs -> SOLUTION: In the following problem a, b, c and d represent real numbers. Prove: If a = b and c < d, then a + c < b + d       Log On


   

Question 68047: In the following problem a, b, c and d represent real numbers.

Prove: If a = b and c < d, then a + c < b + d
Answer by asdfg123(3) About Me  (Show Source):
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if c < d then a+c < a+d but a=b so a+c < b+d