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anyone know the answer

Anyone Know The Answer class=

Sagot :

Answer:

The answer is 5

Step-by-step explanation:

In the fist equation, we can agree that a = 2, since 9 - 7 equals a which at the same time it does with 2.

So, we can substitute a by 2 and the answer would be something like this:

a + 8 = b + 5

2 + 8 = b + 5

10 = b + 5

5 = b