Determine the solution to the system. Solve by Substitution.
3a + b = 30
b = 3a

If angle ywz = 17, what is angle wxy? ok so i'm confused on this because the triangles are congruent so that means they have the same measurement which would make wxy=17, but don't all triangles have total measures of 180 degress? ?me.

Write the equation below the represents the line passing through the point (-3, -1) negative one with a slope of 4

Which term best describes the association between variables a and b