If the area of a rectangle is 60cm² and the width is 5cm and the length is x+4. Find x

Answer 1

x = 10 cm

Answer 2

5 * (x + 4) = 60
x + 4 = 12
x = 8

Answer 3

sorry, 8*12 is not 60
x(x+4) = 60
6*10 = 60
x=6