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Give the expression of : multiply n by 3 then subtract 2
3n-2
Five the expression of : multiply by 3 then subtract from 2
2 - 3n
Five the expression of : Divide n by 3 and add 2
n : 3 +2
Give the expression of : n add 3 then divide the number by 2
(n+3):2
The formula of perimeter P of a rectangle with the length a and the width b
P = (a+b) x 2
The formula of area S of a rectangle with the length a and the width b
S = a x b
