Question

X+3=4=y-4 .Find value of x and y

Answer 1

given
x+3=4=y-4

ie
x+3=4
y-4=4

solving equations
x=1
y=8

Answer 2

since x+3 =4 x = 4- 3 x = 1 since 4= y -4 y = 4+4 y=8