If 2^x ÷ 4^-x = 4^5, then find the value of x .
Answers
Answered by
0
2x – 3(x + 4) = –5
⇒ 2x - 3x - 12 = - 5
⇒ - x = - 5 + 12
⇒ - x = 7
⇒ x = -7
Similar questions