How do i do this question

All the blocks are total 100 (10x10), so the answer will be 72 of 100 or 72/100

step-by-step explanation:

for exempl this   system of equations   y = x - 3

                                                                y = 2x - 5

look   the line : y = x -3     ( red)

                            the line : y = 2x -5 ( bleus)

is there any other information given for this problem? this is not enough information.