Solving Logarithmic Equations

log₉(10)-log₉(x-3) =log₉(72)

• 81/16
• 113/36
• No Solution
• 92/15

log₉(x)+log₉(x+2)=log₉(35)

• 5
• -7
• 5, -7
• -7, -13

log₈(9)-log₈(-4x-2) =log₈(36)

• No Solution
• {-113/80}
• {17/4}
• {-9/16}

log₅x - log₅(x+4)=log₅38

• -152/37, -8
• 1/2
• -152/37
• No Solution

log(x+6)-log(x) =log(20)

• 1/135
• 27/4
• No solution
• 6/19

log7+log(x²-4)=log35

• 1, -1
• 2, -2
• 3, -3
• 4, -4

log(2x) - log(5) = log(30)

• 6/5
• 45/2
• 75
• -3/8

log(x+2) - log(4) =log(47)

• -11/10
• 75/2
• -7/20
• 186

log₇(x²+8) - log₇8 = log₇33

• 2, -2
• 16,-16
• 1, -1
• No Solution

log(216)=(x-4)log(6)

• 1
• 3
• 7
• 0