Write an equation for the sentence “the product of a number n and 7.7 equals 112.42.” solve for the variable.

Step-by-step explanation:

we know that

The expression "The product of a number n and equals " is equivalent to the algebraic equation

Solve for n

Divide by both sides

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.