Linej passes through the points (0,0) and (c, d). line k passes through the points (0,0) and (-d, c). lines j and k are parallel perpendicular neither

25.2

step-by-step explanation:

2+4x6-8/10= 25.2

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10

it would take 7/10 of an hour too fill the pool.

step-by-step explanation:

she was supposed to add the hours(38.5) and multiply the amount of money she earned(7.50) resulting in $288.75 .

correct me if i'm wrong and if it is i'm truly sorry.