SOLUTION: 1. There are 6 fangos in a rango and 15 rangos in a bango. a. Alex has 9 rangos and 4 fangos. Barbara has 7 rangos and 3 fangos. How many fangos do they both have in total? b. W

Question 936014: 1. There are 6 fangos in a rango and 15 rangos in a bango.
a. Alex has 9 rangos and 4 fangos. Barbara has 7 rangos and 3 fangos. How many fangos do they both have in total?
b. What fraction of a bango do 12 fangos represent?
c. How many whole bangos are there in 274 fangos? How many fangos are left over?
2. AB + C = 50
BC + A = 41
WHAT IS THE VALUE OF A, B AND C?

Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
1. let rangos be , fangos , and a bango
......eq.1
.....eq.2
-------------------

a. Alex has rangos and fangos.
Barbara has rangos and fangos.

..........substitute from eq.1

so,

2.
easy
A = 41
B = 0
C = 50
proof:
................eq.1
.............eq.2

......eq.1 ...........solve for
..substitute in eg.2

......eq.2

....solve for

then

go to
....eq.1 substitute and

=>

then

and

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