Respuesta :

asra44

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