Biology
you are correct
Algebra (check answers)
x-2y=-1 -x+5y=4 x=-1 y=1
6th grade math
Use the numbers 1,2,3,4,5, and 6 to write a subtraction problem with 2 mixed numbers that have a difference of 4 13/20.
6th grade math
Explain how you know whether to add a number to or subtract a number from both sides of an equation in order to solve the equation.
6th grade math
How can you draw a line that is 5 inches long using only one sheet of 8 1/2 in X 11 in notebook paper?
algebra attn Reiny
thanks for the clarification!!
algebra attn Reiny
Thanks for your help with the solving of the three equations! Yes, it was a typo. I just finished solving it a long way, solving for the 1st 2 equations then the 2nd and 3rd and plugging in variables...etc. etc. Your way gave the same answer, but quicker, does your way always ...
algebra
Thanks, yes, typo I just finished solving it a long way, I solved the first two, then the second two,,etc etc. Your way seems much easier, I did get the same answers, yeah!!!! But, will your way always work?
algebra
solve the system 2x-y+z=3 x+3y-2x=11 3x-2y+4z=1
geometry
Find the geometric mean between 7 and 21 I do not have a clue where to start the equation given was extreme/extreme=mean/extreme so (mean)(mean)=(extreme)(extreme) help please
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