Question

Answer two questions about Equations A and B:A. 3x - 1=7B. 3x=81) How can we get Equation B from Equation A?

Answer 1

We can get equation B from equation A as follows:

$3x-1=7\rightarrow3x-1+1=7+1\rightarrow3x+0=8\rightarrow3x=8$

To get equation B from equation A, we only need to add 1 to both sides of the equation A.