Question 51 Answer and Explanation _ACT April 2012 Form 70G Math Section

Question 51 Answer and Explanation _ACT April 2012 Form 70G Math Section

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51. The solution to ax = b is x= 3. The solution to ax - 2= b is x = 8. What is the value of a ？

A. $\frac{2}{5}$

B. $\frac{2}{7}$

C. $\frac{3}{8}$

D. $\frac{8}{3}$

E. $\frac{8}{5}$

Answer and Explanation

Your Answer is

Correct Answer is A

Explanation