Solve the system by substitution.
y= -x
10x+2y=40

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]

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Ineed to know the answer to this algebra question.