Ответ:
1)8×-15+7×=2×+50
8×+7×-2×=50+15
13×=65
×=5
2)2|×-4|=6
×>0. ×<0
2×-8=6.
2×=14
×=7
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Ответ:
1)8×-15+7×=2×+50
8×+7×-2×=50+15
13×=65
×=5
2)2|×-4|=6
×>0. ×<0
2×-8=6.
2×=14
×=7