2 years ago

Need Help ASAP. thanks in advance

Mathematics

1 answer:

xxTIMURxx [149]2 years ago

6 0

You can use this formula to find the perimeter of a triange, which is P=a+b+c.
P=a+b+c=(2x+5)+(x+8)+(7x)=2x+5+x+8+7x=(2x+x+7x)+(5+8)=10x+13

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