Answer:
AM = 26
Step-by-step explanation:
AM = MC
x+20 = 5x-4
Subtract x from each side
x+20-x = 5x-x-4
20 = 4x-4
Add 4 to each side
20+4 = 4x-4+4
24 = 4x
Divide by 4
24/4 = 4x/4
6 =x
We want AM
AM = x+20
=6+20
=26
26
x+20=5x-4
x+24=5x
24=4x
x=6
x+20
substitute 6 for x
6+20
