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Cecelia
Questions (6)
Elimination method in solving simultaneous equation, a+2b=13, 2a-3b=15
5 answers
1,198 views
A 36.0mL sample of 1.20 M KBr and a 56.0mL sample of 0.700 M KBr are mixed. The solution is then heated to evaporate water until
0 answers
656 views
A 36.0mL sample of 1.20 M KBr and a 56.0mL sample of 0.700 M KBr are mixed. The solution is then heated to evaporate water until
2 answers
1,125 views
The mass percentage of chloride ion in a 29.00 sample of seawater was determined by titrating the sample with silver nitrate,
1 answer
621 views
I am really nervous about mathematics, so I just want to make sure I am doing these problems correctly. I figure if I am getting
0 answers
570 views
Solve by the elimination method.
5x-15y=2 and 5x-15y =3 Is there a solution of an ordered pair? Are the infinitely many
1 answer
1,353 views
Answers (2)
potassium trioxonitratev
Multiply whole number by denominator and add numerator. Put this number as numerator with original denominator. For example: 9 2/11 would be 9*11 which is 99 add that to 2, which gives you 101. SO final answer is 101/11. 1 7/15= (15*1) + 7=22 SO 22/15
