Match each system to the number the first equation can be multiplied by to eliminate the x-terms when adding to the second equation.
-2x + 6y = 3
1/2
4x + 3y = 9
3x -8y = 1
6x + 5y = 12
-2.
-8x + 10y = 16
-4x - 5y = 13
2
10x – 4y = -8
-5x + 6y = 10
-1/2

a

step-by-step explanation:

u take $30 minus $24. the answer/original($30)

step-by-step explanation:

for volume, add base x height x width

to find the perimeter, you add up all the lengths of the sides. in this case you would have to add up 18+22+40+80 which equals 160.