Answer:
a. RS= 3x + 1 =64
group like teams
3x =64 - 1
3x=63
divide both sides by 3
Ans: RS= 21
b. ST= 2x - 2 =64
2x= 64-2
2x=62
divide both sides by 2
Ans:ST=31
∆ RS= 21 and ST=31
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