8+2x=6x
subtract -2x on both sides
8=4x
Divide by 4 on both sides
2=x
all you need is the story :)
Answer:
(a) Money spend on each pack will be $0.8
(b) Money send on each pack will be $0.2
Step-by-step explanation:
We have given that Greg spent $4 on 5 packs of spot card
(a) We have to find how much Greg spend on each pack
Cost of each pack will be 
(b) In this case it is said that Greg spent half of money
So money spent by Greg 
And he bought twice of pack than earlier
So number of packs he bought 
So money spend on each pack will be equal to 
First you divide 380 by 100 to get what 1% is, (3.8) and then you multiply by 18 to give you 18%. The answer is 68.4, so add that to 380 and you'll have the final answer of 448.4.
Rime: A number with exactly two factors; one and itself. What does this mean? This means that for us to call a number prime, only two whole numbers can divide into it without a remainder. Here are a few examples: 2, 3, 5, 7, 11<span>, </span>13<span>, </span>17<span>, </span>19<span>, </span>23<span>, and so on.</span>