(1/2)(x-72)=9+8x

Solution for (1/2)(x-72)=9+8x equation:

(1/2)(x-72)=9+8x

We move all terms to the left:

(1/2)(x-72)-(9+8x)=0


Domain of the equation: 2)(x-72)!=0

x∈R


We add all the numbers together, and all the variables

(+1/2)(x-72)-(8x+9)=0

We get rid of parentheses

(+1/2)(x-72)-8x-9=0

We multiply parentheses ..

(+x^2+1/2*-72)-8x-9=0

We multiply all the terms by the denominator


(+x^2+1-8x*2*-72)-9*2*-72)=0

We add all the numbers together, and all the variables

(+x^2+1-8x*2*-72)=0

We get rid of parentheses

x^2-8x*2*+1-72=0

We add all the numbers together, and all the variables

x^2-8x*2*-71=0

Wy multiply elements

x^2-16x^2-71=0

We add all the numbers together, and all the variables

-15x^2-71=0

a = -15; b = 0; c = -71;
Δ = b2-4ac
Δ = 02-4·(-15)·(-71)
Δ = -4260
Delta is less than zero, so there is no solution for the equation