x = 4
2x + 5 = 13 2x = 8 2x/2 = 8/2 x=4
2x-4y=-8-2x......-2x-4y=-2x-8(-4y)/-4 | (-2x-8)/-4y=1/2x+2
no x would be 0.5 because two times 0.5 is 1 ( 2x ) and then add 7 equals 8 ( plus seven equals 8 )
6x - 8 + 2x - 5 = 7 - 2x ?
5x-8= -2x+6(+8 = +8)5x=-2x+14(+2x = +2x)7x=14x=14
It is: y = -1/2x-8
y=6x-16 y=-2x+8
2x - 8 = 10 2x = 10 + 8 2x = 18 x = 18 / 2 x = 9
8
2x+8 = 6 2x = 6-8 2x = -2 x = -1
2x-9=7 2x=16 X=8
-7 +2x = x + 8 2x - x = 7 + 8 x = 15