Mathematics
doeismydog5
2020-04-22 16:54:45
what is the value of r? 3r-8=7+8r 1. -5 2.-3 3. 3 4. 5
ANSWERS
LeilaniPageau
2020-04-22 22:31:51

3r-8=7+8r Subtract 3r from both sides -8=7+5r Subtract 7 from both sides -15=5r Divide 5 on both sides Final Answer: -3=r

destinyvalentine
2020-04-22 22:33:06

your answer is 2. -3 3(-3)-8 = 7+8(-3) -9-8 = 7+ (-24) -17 = -17 Hope this helped! :)

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