7 1/2 divied by 1 1/2

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

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

How many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.) how many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.)