Cplayz347 Cplayz347

19-09-2020
Mathematics

contestada

Can someone please help me with this math problem? Thanks.

Can someone please help me with this math problem Thanks class=

Respuesta :

benmartin benmartin

19-09-2020

Answer:

x=23

Step-by-step explanation:

All four sides add up to 136, so subtract 4 and 4. This leaves 128. Divide that by 2 for the remaining sides, and that is 64 per side. Set 3x-5 equal to 64.

3x-5=64

+5 +5

3x=69

/3 /3

x=23.

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