Evaluate 4x +2y −9 when x=3 and y=6

12+12-9=15

Step-by-step explanation: 4(3)+2(6)-9=15

15

Step-by-step explanation:

4x3+(2x6)-9

12+12-9

24-9

15

the formula for the equation of a circle is (x – h)2+ (y – k)2 = r2, where (h, k) represents the coordinates of the center of the circle, and r represents the radius of the circle. if a circle is tangent to the x-axis at (3,0), this means it touches the x-axis at that point.