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4 votes
Study each equation, then solve.

18) 5 + r = 6 - r

User AJD
by
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1 Answer

5 votes

Answer:

5+r=6-r

-5 -5

r=1-r

+r +r

2r=1

÷2 ÷2

r=1/2

User John D McCalpin
by
7.1k points