Answer:
Step-by-step explanation:
4
Answer:
So we have this equation:
r/10 + 4 = 5
FIrst, we can substract 4 in both sides
r/10 + 4 - 4 = 5 - 4
r/10 = 1
Now, we can multiply both sides per 10:
r/10 * 10 = 1 * 10
r = 10
And we know that r = 10, and that's the result of the equation.
