i have a couple of questions Choose the system of equations which matches the following graph.
alright let's see
ill upload it but how do i upload it
"attach file" below
do you have word
or adobe
well first of all, u move y to the left side so as u have y=....
can you just tell me the answers because these problems i been having trouble on
well look,the letters beside x like A and D can be solved for like this,u take 2 points from the graph,1(x1,y1) and 2(x2,y2) and then,A= y1-y2/x1-x2 then u put that in ur equation,isolate y,replace it by a value of y in ur graph and its value of x in ur x and solve
can you just tell me the answers plz cause i have to finish in 10mins
wow 10min! i can't sorry,it's already 5 am here,sorry
why cant you help me
well in the last part, -89 can't be put as a value of x cuz u can't have a negative number under the root
for x= 51, 3(7)+7=28 21+7=28 correct
for 9 u get 3.sqr of 7+7=28 ,u can't add up these two on the left side so...
same story for the rest,apart 51
hope i helped a bit,it's the end of summer school u know it's been a while i didn't practice math
so whats the answer 51 for last one
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