Question

The product of a number minus ten and nine equals fifty when decreased by seven. which equation represents the sentence?

a.7(x - 10) - 9 = 50
b.7(10 - x) - 9 = 50
c.9(x - 10) - 7 = 50
d.9(10 - x) - 7 = 50

Answer 1

That would be c

A number - 10 = 10 - x

Answer 2

Answer : C is the right answer.

Given statement: The product of a number minus ten and nine equals fifty when decreased by seven equals fifty when decreased by seven.

let the number be x then

The product of a number minus ten and nine =9(x-10),[which means option A and B are incorrect]

According to the statement

9(x-10)-7=50, which is the C option

Therefore C is the right option.