brandyjune9546
23.06.2019 •
Mathematics
Can someone me solve this equation? 3x-7=20+2x
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Ответ:
x=27
Step-by-step explanation:
3x-7=20+2x
-2x -2x
x-7=20
+7 +7
x=27
Ответ:
2.3 x = 10.4 - 2.9 x
2.3 x - 10.4 = 2.9 x
5.2 x -1.6 = 8.8
Step-by-step explanation: