Seudónimo Seudónimo

10-12-2021
Mathematics

contestada

How i can answer this question?

How i can answer this question class=

Respuesta :

loneguy loneguy

10-12-2021

Answer:

A and D

Step-by-step explanation:

[tex]20 r + 60t = 20(r+3t) = 4\cdot 5(r +3t)=4(5r +15t)[/tex]

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