A square has sides of length x cm. The length of a rectangle is equal to the perimeter of this square. The perimeter of this rectangle is 14x cm. Find an expression for the width of this rectangle. Give your answer in terms of x.
l(s) = xl(r) = 4xp(r) = 14xP(r) = 8x + 2w = 14xw = 3x
MZ
Related Maths GCSE answers
All answers ▸Three different brands of rice are on sale, which brand provides the best value for money? Their prices are: Brand A) 250g for £3.21, Brand B) 400g for £5.30, Brand C) 750g for £8.80
Solve x^2 - 7x > -6
A quadrilateral has a perimeter of 42cm. Three sides have equal length and the fourth side is longer by 6cm. What is the length of the fourth side?
Solve 3x^2+7x-13=7 to find x.