So assuming that the total =27
r+b=27
r=-5+3b
r=3b-5
subsitute 3b-5 for r in first equation
3b-5+b=27
4b-5=27
add 5
4b=32
divide by 4
b=8
subsitute
b+r=27
8+r=27
subtracct 8
r=19
red=19
blue=8
Answer:
x<-3
Step-by-step explanation:
x-1+1<-4+1
x<-3
Answer:
False
Step-by-step explanation:
Explanation is given below.
Answer:
90 degrees
Step-by-step explanation:
since angle A's exterior angle is 90 on a straight line then angle a is 90. 180-90=90 for the rest