Question

solve u-5=15 and state
the axiom that you use here.​

Answer 1

Answer:

u-5=15

u=15+5

u=20

I HOPE THIS HELPS YOU

Answer 2

$\huge\bold\pink{hello!!!}$

HERE IS UR ANSWER

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u-5=15

u-5+5=15+5

u=20

So, Euclid’s second axiom is being used here. That is, “When Equals are added to Equals, the Wholes are equal”.