1
which of the following equations can be
used to show that angles a and bare
supplementary?
a+b = 180
a - b = 180
2a + b = 180°
2a = 180°

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b?