1) 6х+8х-7х=714 2)23х-19х+5х=1827 3)11х-6х+17=2042 - вопрос №16877142231951827311617204245347640121044236 от dasharisk2104 09.12.2022 03:57

Question

Математика: 1) 6х+8х-7х=714 2)23х-19х+5х=1827 3)11х-6х+17=2042 4)5х+3х-47=6401

dasharisk2104 · Answer

6x+8x-7x=714 7x=714 x=714/7=102 23x-19x+5x=1827 9x=1827 x=1827/9=203 11x-6x+17=2042 5x+17=2042 5x=2042-17=2025 x=2025/5=405 5x+3x-47=6401 8x=6401+47=6448 x=6448/8=806...