Answer:
Infinite
Step-by-step explanation:
2(x-6)+2x=4(x-3) would turn into:
2x-12+2x=4x-12 which would turn into:
4x-12=4x-12 then you could keep going if you wanted:
add 12 to both sides and subtract 4x from both sides:
0=0 (and zero does equal zero so it is unlimited solutions)