2x-3=4x+9 -2x-12=0 2x=-12 x=-6
x=12 y=4
Since y = 2, 2x + 6y is the same as 2x + 12. Because 2x + 12 = 22, 2x = 10. If 2 Xes are equal to ten, then 1 X is equal to 5.
2x-3=9 so 2x=12 and x=6
2x-4=6x+8-8= -82x-12= 6x-2x= -2x-12= 4x/4=/4-3=x
2x +n5y=12
x-29 = 13+2x x-2x = 13+29 -x = 42 x = -42
2x+10=12 2x=2 x=1
x=5.54x+1= 2x+12-1 -14x=2x+11-2x -2x2x=11/2 /2x=5.5
12
12
3x - 12 = -2x + 235x = 35 so x = 7
2x-3=4x+9 -2x-12=0 2x=-12 x=-6
2x-2 = 10 2x= 10+2 2x=12 x= 12/2 x=6
12
2x-12
3x=2x-12x=-12