A rectangle has sides #3x and 8x -5#. What is its area?

2 Answers
Nov 19, 2017

#24x^2-15x#

Explanation:

area of rectangle#=#length#xx#width

Area#=3x(8x-5)#

multiply out

#=24x^2-15x#

Nov 19, 2017

#"area "=24x^2-15x#

Explanation:

#• " the area of a rectangle "=" length "xx" breadth"#

#"let length "=8x-5" and breadth "=3x#

#rArr"area "=3x(8x-5)larrcolor(blue)"distribute"#

#color(white)(rArr"area ")=24x^2-15x" square units"#