Question

LHS=RHS of 3x+2(x+2)=20-(2x-5)

Answer 1

$3x + 2 \times x + 2 \times 2 = 20 - 2x + 5 \\ 3x + 2x + 2x = 5 - 4 \\ 7x = 1 \\ x = \frac{1}{7}$