Jackson wants to adjust the shelves in his bookcase so that there is twice as much space on the bottom shelf as on the top shelf, and one and half times more space on the middle shelf as the top shelf. If the total height of the bookcase is 0.9 meter, how much space is between the middle shelf and top shelf?

26

step-by-step explanation:

an

y = 6x -3y -12

y +3y +12 = 6x

=> . x = { 2y / 3 +2 } this is equation of line in terms of x

=> . if line meets the x-axis the co-ordinates of meeting point would be ( x , 0 )

=> . x = 2 ( 0 ) / 3 + 2

=> . x = 2

so, the point is ( 2 , 0 )

graph them on a graphing calculator, press 2nd trace. select intersect. hit enter until it says answer. ti 84 works best

step-by-step explanation: