Question 798617
a)
Ray 18+x
Kay 46+x

b)
(18+x)*2=46+x
36+2x=46+x
x=10 years ahead
Ray 28; Kay 56

c)
(18+x)*3=46+x
54+3x=46+x
2x=-8
x=-4
4 years ago
Ray 14; Kay 42

d)
18+x = 46+x
Never true

e)
(18+x)+28=46+x
Always true