3(x+2)=20-4x

\(3(x+2)=20-4x\)

= \(3x + 6 = 20-4x\)

= \(3x + 6 + 4x = 20\)

= \(3x + 4x = 20 - 6\)

= \(7x = 14 \)

 = \(x = 2\)

Let's check our work

= \(3(2 + 2)=20- 4(2)\)

= \(3(4)=20-8\)

= \(12 = 12\)

 

X = 2