Pre Calculus Solving Exponential Equations

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

• 5
• -5
• 1/5
• -1/5

Solve:  4^x-1 = 5

• -1
• 1.16
• 2.16
• -2.16

Solve: 7^-x = 49

• 1
• -1
• 2
• -2

Solve:  2^3x = 15

• 2.3
• -2.3
• 1.3
• -1.3

Tags

CCSS.HSF.LE.A.4

Solve: 2^x = 4^x+1

• -2
• 2
• -3
• 3

Solve: 2.4^3x+1 = 9

• 1
• -1
• .5
• -.5

Solve: (1/5)^x-2 = 125^x/2

• 1/8
• .8
• -1/8
• -.8

Solve: 16^5x = 64^x+7

• 4
• -4
• 3
• -3

Solve: 8^x-1 = (1/4)^x

• 3/5
• 5/3
• -3/5
• -5/3

Solve: 27^.2x = 81^x+5

• -2/3
• 1/3
• -6.7
• -5.9