Question

If a+b = 100 and a-b = 50, find the value of a and b.​

Answer 1

Answer:

50

Step-by-step explanation:

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Answer 2

Answer:

$a + b = 100 \\ a - b = 50 \\ - - - - - - \\ 2a = 150 \\ a = \frac{150}{2} \\ a = 75 \\ a + b = 100 \\ 75 + b = 100 \\ b = 100 - 75 \\ b = 25$

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