Question

I need help with 4 Questions.
1.Is (2,4) a solution to the equation y = x – 2?
yes, no?
2.Is (-3,-9) a solution to the equation y = 3x?
yes, no?
3.Which of (3, 5), (4, 6), (5, 7), and (6, 8) are solutions to y = x + 2?
a.(3, 5) and (4, 6)
b.(4, 6) and (5, 7)
c.none
d.all
4.On a treadmill, you burn 11 cal in 1 min, 22 cal in 2 min, 33 cal in 3 min, and so on. How many Calories do you burn in 10 minutes?
a.50 cal
b.100 cal
c.110 cal
d.1100 cal

Answer 1

1. (