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-8x=-24 /:(-8)
x=3
5x+2x=16+18
7x=34 /:7
x=4,8
16x-24x=18+120
-8x=138 /:(-8)
x=-17,25
mam nadzieję że pomogłam
-8x=-24/:-8
X=3
5x-18x=16-2×
-16-18=-2×-5×
-34=-7x
×=4,85