Question

The product of a number and 48 is -18. Create an equation, solve it, and then tell, what that number is???

Answer 1

The product is the result of multiplication.
the product of a number and 48 --- 48x ---is (means equals) - 18
so its gonna be:
48x = -18
x = -18/48
x = - 3/8 <== ur number

Answer 2

$x-the\ number\\\\48\cdot x=-18\\\\48x=-18\ \ \ |divide\ both\ sides\ by\ 48\\\\x=-\dfrac{18}{48}\\\\x=-\dfrac{18:6}{48:6}\\\\x=-\dfrac{3}{8}\\\\Answer:\ This\ a\ number\ is\ -\dfrac{3}{8}.$