158=2-1/2x

Solution for 158=2-1/2x equation:

158=2-1/2x

We move all terms to the left:

158-(2-1/2x)=0


Domain of the equation: 2x)!=0

x!=0/1

x!=0

x∈R


We add all the numbers together, and all the variables

-(-1/2x+2)+158=0

We get rid of parentheses

1/2x-2+158=0

We multiply all the terms by the denominator


-2*2x+158*2x+1=0

Wy multiply elements

-4x+316x+1=0

We add all the numbers together, and all the variables

312x+1=0

We move all terms containing x to the left, all other terms to the right

312x=-1

x=-1/312

x=-1/312