a. The step in which the error occurred that Mrs Boyler made is step 2 and the error using your mathematics vocabulary is that he didn't cross multiply.
b. The final value of the equation is d = 0.676.
A mathematical equation is the statement that illustrates that the variables given. In this case, two or more components are taken into consideration to describe the scenario.
The equation is given as:
d / 0.13 = 5.2
Cross multiply
d = 0.13 × 5.2
d = 0.676
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