Question

14.12 = 1/2 (3.6x - 12.8)

show work

Answer 1

11.4

Explanation:

14.12= 1/2(3.6x-12.8)

14.12=1.8x-6.4

20.52=1.8x

x=11.4

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Answer 2

x = 11.4

Explanation:

14.12 =
`(1)/(2)` ( 3.6x - 12.8 )

Rewrite so that the equation is entirely in decimals;

14.12 = 0.5( 3.6x - 12.8 )

Distribute;

14.12 = 1.8x - 6.4

Inverse operations;

14.12 = 1.8x - 6.4

+6.4 +6.4

20.52 = 1.8x

/1.8 /1.8

11.4 = x