The question says; shown here is a mathematical step taken when solving an equation. Identify the mathematical reason or property used to simplify from the first step to the second step.

The question says shown here is a mathematical step taken when solving an equation Identify the mathematical reason or property used to simplify from the first class=

Respuesta :

distributive property
7(A+13) = 7*A + 7*13 = 7A + 91.
As we can see, the first step was expanded to the second step. So this is the distributive property.