Question

Solve the question AND EXPLAIN PLEASE BE FAST (WILL
GIVE 50 points!)

Answer 1

The factor is 1

Explanation:

7*9 = (7*10) - (7*x) Original Problem

63 = 70 - 7x Expand: It says we need to subtract 7 x times from 70,

with a value of x such that the result in 63.

-7 = -7x Solve

x = 1 & needs to be subracted just once