Question 307399

subtract x from the right side making the equation 2x-1=-7
then add -7 and -1 making the equation 2x=-6
divide 2x and -6 by 2 making the equation x=-3
then plug -3 into the equation as x to check
3(-3)-1=-3-7
-9-1=-10
-10=-10
This shows that -3 is the correct answer for x.