Iwant to know what all the boxes are?

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a, b and c integers and a> 1