Answer:
$25
Step-by-step explanation:
Multiply $20 by 0.25 (which is 25% as a decimal)
$20 x 0.25 = $5
Add $5 to $20 which makes the answer $25
Answer:
B. Infinitely many solutions
Answer:
a=5 while other a is 0.03
D/dx ( cos (4x)) = - sin (4x) · d/dx ( 4x) = - 4 sin (4x)