Math, asked by Starz482, 4 months ago

If RS = 23 - 2x, ST = 9x - 5 and RT = 39, find x

Answers

Answered by ransfordbaidoo65

1

Answer:

RT = RS + ST

39 = 23 - 2x + 9x - 5

39 = -2x + 9x +23 -5

39 = 7x + 18

39 - 18 = 7x

21 = 7x

21/ 7 = x

3 = x

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