Respuesta :
Answer: x=0.4
Step-by-step explanation:
0.5x + 4+0.9x = x+5
1.4x-x= +1
0.4x=1
X=0.4
Hope this helps
Answer:
2.5
Step-by-step explanation:
Use the given functions to set up and simplify
D
.
x
=
0.5
x
+
4
+
0.9
x
=
x
+
5
=
x
=
2.5
A
=
x
=
2.5
x
=
2.4
=
x
=
2.5
B
=
x
=
2.5
x
=
0.42
=
x
=
2.5
C
=
x
=
2.5
x
=
0.4
=
x
=
2.5
D
=
x
=
2.5
x
=
2.5
=
x
=
2.5