Oblicz: 1) x-(-4)=-28 2) x+6=-18 Proszę pomóżcie!!
1)
x-(-4)=-28
x + 4 = -28
x = -28 - 4
x = -28 + (-4)
x = -32
2)
x+6=-18
x = -18 - 6
x = -18 + (-6)
x = - 24
1.
x - (-4) = -28
x+4 = -28 I-4
=====
2.
x + 6 = -18 I-6
x = -18-6
x = -24
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1)
x-(-4)=-28
x + 4 = -28
x = -28 - 4
x = -28 + (-4)
x = -32
2)
x+6=-18
x = -18 - 6
x = -18 + (-6)
x = - 24
1.
x - (-4) = -28
x+4 = -28 I-4
x = -28 - 4
x = -32
=====
2.
x + 6 = -18 I-6
x = -18-6
x = -24
=====