Question

solve 7 power 2x+3=1

Answer 1

${7}^{(2x + 3)} = 1$
Which is same thing as,

${7}^{(2x + 3)} = {7}^{0} \\ \\ 2x + 3 = 0 \\ 2x = - 3 \\ x = \frac{ - 3}{2}$
Therefore,
x = -3/2.

Answer 2

2x+3=1. 2x=1- 3. 2x= -2. x=-2/2. x= -1