SYNTENE LEARN . SAT MATH . ADVANCED MATH
If 2^{2x - 1} = 32, what is the value of x?
Answer: 3. 2x - 1 = 5, so 2x = 6 and x = 3.
Step-by-step solution
2x - 1 = 5, so 2x = 6 and x = 3.
Common mistake
Writing 32 as 2^4 or mishandling the -1 when moving terms.
Watch: 20-second video walkthrough
What is the answer to If 2^{2x - 1} = 32, what is the value of x?
Answer: 3. 2x - 1 = 5, so 2x = 6 and x = 3.
How do you solve it?
2x - 1 = 5, so 2x = 6 and x = 3.
What mistake do most students make?
Writing 32 as 2^4 or mishandling the -1 when moving terms.
What SAT topic is this?
Advanced Math. Practice more free Advanced Math questions with instant feedback at Syntene Learn.