exam Maths Puzzle Numerical Ability

The perimeter of a yard is 130 ft. IF the length is 10 less than 2 times the width, write an equation for the perimeter .... ?

Read Solution (Total 1)

exam Other Question

need help solving
1/2(4x+6)=2x+3
I got 1/2x4/1=2 1/2x6/1=3 now I am stuck please help
decide whether lines p1 and p2 are perpendicular:

line p1:x+8y=-4
line p2:4x-2y=10