nick8894
27.04.2020 •
Mathematics
5x+6y=13
-5x+2y=11
With steps please or exactly how you write the answer
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Ответ:
1. 42
2. 24 years old
3. 35
Step-by-step explanation:
1. 3x+7=49
2. 2/3x+3=19
3. 2x-20=50
solve each equation for "x" to get answers