Solving Exponential Equations Practice

solve for x.

 $2^x=2^{3x-4}$  

• 2

• -2

• 1/2

• 4/3

solve for x.

 $25^{x+3}=5^{5x-9}$  

• 1

• 4

• 5

• 3

solve for x.

 $64=4^x$  

• 3

• 1

• 4

• 2

solve for x.

 $\frac{1}{8}=4^{x-1}$  

• 5/2

• -1/2

• 3

• -1

solve for x.

 $11^4=11^{-x}$  

• -4

• 4

• 1/4

• -1/4

Solve 3³ = 3^{4x + 2}

• x = ¼
• x = -¼
• x = ½
• x = -½

To solve 8 = 2^5x+7, you would need to re-write 8 as what base?

• 8
• 4
• 2
• Cannot be determined

Sovle for x:
5^{-3x - 1} = 25

• x = -1
• x = -4
• x = -3
• x = 1

Solve for p:
4^p+2 = 64

• p = -16/9
• p = 1
• p = 8
• p = 7/6

Solve for x:
9^x+8 = 81

• 2
• -6
• 6
• 8