Respuesta :

malachihunnicutt

Answer:

4r

Step-by-step explanation:

If you take away the variable, add the 3 and metaphorical 1

3 + 1 = 4

Adding like terms (3+1) and then putting the variable back in makes 4r

Hope this helps, mark brainliest

capsasha2

Answer:

4r

Step-by-step explanation:

  1. 3r + r = 4r

I hope this helps!

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