Answer:
$12,800
Step-by-step explanation:
800÷0.0625=12,800
I know
$4.
20x20%= 4.
This equation has one solution so given statement is true.
7a +4 – 2a = 7a + (-20)+4
5a + 4 = 7a - 16
5a - 7a = -16 - 4
- 2a = - 20
a = 10