Question

ass="latex-formula">

Answer 1

Answer:

x=3.

Add-on:

hope this helped at all.

Answer 2

$▪▪▪▪▪▪▪▪▪▪▪▪▪ {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪$

The value of x is ~

• $\boxed{3}$

$\large \boxed{ \mathfrak{Step\:\: By\:\:Step\:\:Explanation}}$

• $20 = 9x - 7$

• $9x = 20 + 7$

• $9x = 27$

• $x = 27 \div 9$

• $x = 3$