3 years ago

Solve the two-step equation.

Mathematics

2 answers:

Kobotan [32]3 years ago

7 0

Answer:

-0.4

Step-by-step explanation:

-9x+0.4=4

-0.4 -0.4

_______________

-9x=3.6

__ __

-9 -9

________________

x=-0.4

AM really good at this!!

Talja [164]3 years ago

5 0

Subtract 0.4 from both side.

-9x +0.4 = 4

-9x + 0.4 - 0.4 = 4 - 0.4

-9x = 3.6

divide by -9 both side

-9x/-9 = 3.6/-9

x = -0.4

c) x = - 0.4

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