edie17burton edie17burton

26-03-2021
Mathematics

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1. If 4r – 10 = 18, what is the value of 2r + 9?

Respuesta :

sonotswiftly sonotswiftly

26-03-2021

Answer:

23

Step-by-step explanation:

4r-10=18

4r=28

4r/4=28/4

r=7

2(7)+9=23

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lunaaa9 lunaaa9

26-03-2021

I’m pretty sure the answer is 23

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