Mathematics, 12.08.2021 05:00 Pookaapoo8832

What property of algebra justifies these statements? A) If x-2 = y-2, then x=y (<-- got this one, addition property of equality)

B) If 5a-2b=7, and b=a-1, then 5a-2(a-1)=7 (still need this one)

(Unfortunately no multiple choice lol)

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What property of algebra justifies these statements? A) If x-2 = y-2, then x=y (<-- got this one, addition property of equality)B) If 5a-2b=7, and b=a-1, then 5a-2(a-1)=7 (still need this one)(Unfortunately no multiple choice lol)

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Another question on Mathematics

What property of algebra justifies these statements? A) If x-2 = y-2, then x=y (<-- got this one, addition property of equality)

B) If 5a-2b=7, and b=a-1, then 5a-2(a-1)=7 (still need this one)

(Unfortunately no multiple choice lol)