Y=x+2
2x-4=4

solve the systems of equations using substitution.

a) (-2, -4)
b) (-2, 0)
c) (-6, -4)
d) (-6, 8)

The answer can be calculated by doing the following steps;

Step-by-step explanation:

i found two solutions,   n = 2 • ± √3 = ± 3.4641

step-by-step explanation:

ruth is 6 years old

step-by-step explanation:

6 + 24 = 30,   so 6/30 = .2  

if you do 1/5 it also equals .2, so that is the answer.