Solving Common Base Exponential Equations

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

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

To solve, 16^5x = 64^x+7, what would be the correct set-up?

• 4^4(5x)=4^16(x+7)

• 8^2(5x)=8^8(x+7)

• 4^2(5x)=4^3(x+7)

• 2^4(5x)=2^6(x+7)