I don't know where you got 15 from.
Answer: -1
Step-by-step explanation:
Multiply
1/5 × ( −5 ) = -5/5
Simplify
-5/5− = -1
Answer:
x=100
Step-by-step explanation:
1/5x -5 =15
-5
+5
___
0
then u do
1/5 divided by 20 =100
and the 1/5 cancel out and makes it only x so u drop it and it the answer will be
x=100