Answer: Ello mate, this image I provided below should help you out, let me know if you need anything else.
Step-by-step explanation:
<span>4(a+2)=8+4a
4a + 8 = 8 + 4a
4a - 4a = 8 - 8
0 = 0
Answer
</span><span>Infinite Solutions</span>
$72
Since 20% of 60 is 12 (do .2 * 60) you add $12, which is the answer to the multiplication, to the original.
-2/3x + 2.8 = -8.2 what is x
Add 2.8 on both side of the equation
-2/3x=-11
Divide both side by -2/3
x=33/2
Check: -2/3(33/2)+ 2.8 = -8.2
-11+2.8=-8.2
-8.2=-8.2
Answer is x=33/2