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dexar [7]
2 years ago
5

PLSSS HELP IF YOU TURLY KNOW THISS

Mathematics
2 answers:
nata0808 [166]2 years ago
7 0

Answer:

\frac{0.2x + 1}{7}  = 0.4 \\ 0.2x + 1 =0.4 \times 7 \\ 0.2x + 1 = 2.8 \\ 0.2x = 2.8 - 1 \\ 0.2x = 1.8 \\ x =  \frac{1.8}{0.2}  \\   \boxed{x = 9}

  • <u>x</u><u> </u><u>= 9</u> is the right answer.
emmainna [20.7K]2 years ago
6 0

Answer:

9

Step-by-step explanation:

0.2x+1/7=0.4

multiply 7 on both sides.

you get….

0.2x+1=2.8

Minus 1 on both sides.

0.2x= 1.8

divide .2 on both sides

x=9!

I hope you get it!!

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bixtya [17]

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