P=A/(1+i/m)^mn
P=20000/(1+0.09/12)^12*4
P=(20,000)÷(1+0.09÷12)^(12×4)
P=13,972.28
4x+5=13
Start by subtracting 5 from both sides:
4x+5-5=13-5
4x=8
Divide both sides by 4 to isolate x
x=2
Hello!
Since x = 19 the answer to the problem is 19
Hope this helps!
Here are the answers and the work:)