Find the measures of the angles of a triangle if the measure of one angle is three times the measure of a second angle and the third angle measures 3 times the second angle decreased by 30.

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

Listed in the table is the percentage of students who chose each kind of juice at lunchtime. use the table to determine the measure of the central angle you would draw to represent orange juice in a circle graph

Solve 2x+y=3 x+y=5 in substitution method