Solving Exponential & Logarithmic Equations Review

Solve for x using the same base method.
(-3)^x = (-3)¹³

• 13
• -3
• x + 13
• x -13

Solve for x using the same base method.
3^x-20 = 27

• 17
• 27
• -7
• 23

27^2x = 3^x-7

• -7/3
• -1
• -5/7
• -7/5

Solve: 9^8-x = 27^x-3

• x = 5

• x = -5

• x = 1/5

• x = -1/5

Solve for x:
3^2x = 27^{x - 4}

• x = 12
• x = 4
• x = -4
• x = 1

Solve for a:
5^{a + 2} = 1/125

• -1
• -6/7
• -5
• 4

Solve the exponential equation:

• -11/4
• 6
• 9/4
• 8

Solve for x:  2^2x+8=16^x

• x=8
• x=2
• x=4
• x=5

Solve for x: 27^2x+1=3^x+18

• x=2
• x=17/5
• x=15
• x=3

Solve

• 2

• -2

• 3

• -3