Which pairs of angles are supplementary? a) ∠bcd and ∠bad b) ∠bcd and ∠abc c) ∠bcd and ∠cda d) ∠abc and ∠bad

For which rational expression is -2 an excluded value of x?

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

How many solutions does the nonlinear system of equations graphed bellow have?