Question

Yuri solved the equation below incorrectly. Explain the step where he went wrong.

b over fifteen minus one equals twenty-nine

Step 1: b over fifteen minus one plus one equals twenty-nine plus one
Step 2: b over fifteen equals thirty
Step 3: b over fifteen divided by fifteen equals thirty divided by fifteen
Step 4: b equals two

Answer 1

step 3. yuri should have multiplied each side by 15 instead of divididing thus it should b 15*30 not 30/15