Solving Log Equations with Properties

Solve the equation for x.

• 22.198

• e

• 1.131

• 21.66

Tags

CCSS.HSF.BF.B.5

log₈(4x+4) = 2

• 15

• 12

• 10

• 3

Solve

• 8

• -8

• 1/8

• -1/8

Tags

CCSS.HSF.BF.B.5

log₄(3x-1)=log₄(2x+3)

• 4

• 3

• 1

• 8

Solve log₂ (2 - 2x) + log₂ (1 - x) = 5

• 4

• 5

• -2

• -3

Solve

• 3

• -3

• 1/3

• -1/3

Tags

CCSS.HSF.BF.B.5

-10log₂ x + 8 = -12

• 8

• 12

• 1296

• 4

log ₃ 3 + log ₃ (5 - x) = 3

• x = 6

• x = 18/3

• x = 4

log ₇ 10 + log ₇ (2x + 5) = 2

• x = 17

• x = -1/20

• x = -9/5

• x = -13/2

log₂x + log₂(x + 2) = 3 (hint: check your solutions)

• -4, 2

• -2, 4

• 2

• 1