Susan has a bag of colored beads. The ratio of red to blue beads is 6:5. if there are a total of 99 beads in the bag, how many of the beads are blue

given ratio of red to blue beads =6:5

Total no of beads =99

let the ratio be 6x and 5x

6x+5x=99

11x=99

x=99/11=9

no of beads of blue =5x=5(9)=45

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2