Can you determine whether a system of linear equations has a solution just by looking
at the graph of the equations?

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

If 2(a^2+b^2)=(a+b)^2 then, > a+b=0, > ab=0, > a=b, > 2a=b

One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?