Make y the subject of the formula
w = x - 2yz

Which is the graph of the piecewise function f(x)? f(x)=[tex]f(x) = \left \{ {{-x+1, x\leq 0 } \atop {x+1, x\ \textgreater \ 0}} \right.[/tex]

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15