Zadanie 1.

$x=10-13$

$x{=}_{\dots \dots }$

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Zadanie 2.

$x-7=18$

$x{=}_{\dots \dots }{+}_{\dots \dots }$

$x{=}_{\dots \dots }$

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Zadanie 3.

$9x=63|{:}_{\dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

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Zadanie 4.

$6x=20-32$

$6x{=}_{\dots \dots }|{:}_{\dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

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Zadanie 5.

$-3x-13=14$

$-3x{=}_{\dots \dots \dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

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Zadanie 6.

$11x+6=19-2x$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$

${}_{\dots \dots \dots \dots }{=}_{\dots \dots \dots \dots }$