The equations of four lines are given. Identify which lines are perpendicular. Line 1: y=-5
Line 2: g=12-1
Line 3: r=-6
Line 4: y+5= -4(2+1)

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?

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?

Collin did the work to see if 10 is a solution to the equation r/4=2.4