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01-12-2020
Mathematics

contestada

If x - 5 = 2, then find the
value of 6x - 20?

Respuesta :

01-12-2020

Answer:

22

Step-by-step explanation:

[tex]x-5=2\qquad|\text{add 5 to both sides}\\\\x-5+5=2+5\\\\x=7\\\\\text{Substitute to}\ 6x-20:\\\\6\cdot7-20=42-20=22[/tex]

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