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plz help!! i dont know what steps to take. will be giving brainliest if u give me a step by step explanation and an answer!

plz help i dont know what steps to take will be giving brainliest if u give me a step by step explanation and an answer class=

Respuesta :

Answer:

RS = 17

Step-by-step explanation:

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

23-2x+9x-5 = 39

7x + 18 = 39

7x = 21

x = 3

Given: RS = 23-2x

23 - 2(3)

23 - 6 = 17

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