Simplify the expressions 1.) 8n-(n-3) 2.) 20u-6(u+5) 3.) -w+4-(3w-13) 4.) p-5(2-3p)+1 find the coefficients ,contstants and like terms of each problem above.
The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side
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