Question

Brandon used inverse operations to solve an equation in his homework assignment. During which step, if any at all, did Brandon use the incorrect inverse operation to isolate the variable?

Equation: 8x3 + 2 = 26

Brandon's solution:

Step 1
Step 2
All of the inverse operations were correct.
Step 3

Answer 1

Step 3

Explanation:

x^3=3

you need to root cube both side not divide both side by 3

You cannot just divide the cube (^3) by 3 to make it 1/