use pemdas. So first you would multiply 1/2 to 12x, and then to 8. And then it would be 6x - 4 equal 26. Then combine like terms, 4 and 26, which would then equal 30. To get rid of x, divide both sides by 6. 30 divided by 6 is 5
1/2(12x-8)=26
6x-4=26
(26 + 4 = 30)
6x = 30
(divide 30 by 6)
x = 5