capitalism Math

solving two step equations

100

30b+30=60

b=1

200

2b+-4+6=12

b=5

300

5(2+10)-20+20=20

20=20

400

-8(2+2)+2/4*4=-30

30=30

500

so there is a privet homeowner in a capitalist country he rents out his house to a guy for a number of days and the rent is five hundred dollars a night plus a hundred dollars for accommodations, the guy pays  2346 dollars. roundup

n=four and a half days 

simplifying Algebraic expressions

100

2M+10M+2M=?

14M

200

9C+5(C+5)

C=?

6.25=C

300

7(X+8)-5x+6=31

X=?

X=31

400

7(x+8)-5x+6=31

X=?

X=-7.55

500

A librarian is giving you a book you need for school, the guy has read the communist manifesto so he will share the book with you for 10 dollars first, then a 2% interest. for how many weeks did he have it of he spent 42 dollars 

c=42 weeks or 160 days 

solving Multi-step equations

100

5c+3(c+4)=36

c=16

200

2c+2(4+6)+12=48

c=16

300

40+20-2(c+4)=100

c=2

400

30-40+12c+4=134

c=10

500

A rock and roll band sold a total of 375 platinum records to a record company. They added 25 new records at the last moment before they sent them to the record company. They then split the record-owning into three how many records do each band members own by name?

ROUND TO NEAREST TENTH

X= 116.7

solving eqations with Variables on both side of the equations

100

6x+15=3x+8

x= -7/3=-2 1/3

200

7+3x=-2-5x

X=?

X= -1

300

5(x+4)=6x-5

25=x

400

15+6x=45+8x

-15=x

500

a Crusade is going on in Jerusalem and there and there 2 armies the holy army and the filthy Infidels army of Jerusalem, so you have currently 5346 men with a 6 times more on their way. the other side has 5225 with 6 times men on their way, how many more men do the holy army have? 

x=121

types of solutions

100

6(c+4)-4c-18

c=-21

200

10+12y=2y+40

y=3

300

-7x+4+7x+-4

4=4

infinite solution

400

22.5-32= 28+22.5

no solution

500

two parentheses x minus one plus fourteen equals four x minus twenty  

x= thirteen