Question

Solve: 5(x + 8) = 7(x − 2)

Answer 1

Distribute first

Answer 2

5x +40 =7x-14
=> 5x-7x = -14-40
=> -2x =-54
=> x = 54/2 = 27

Answer 3

\[a(b+c) =a(b)+a(c) = ab+ac\]
\[5(x+8)=7(x-2)\]
\[5x+5(8) = 7(x)-7(2)\]
\[5x+40 = 7x-14\]
\[5x-7x = -14-40\]
\[-2x = -54\]
\[x=54/2 = 27\]