Sanji is 3 times as old as Mimi now. 7 years ago, the sum of their ages was 18 years. Let Mimi's present age be x years. (a) Express Sanji's present age in terms of x.​

Line l passes through points (0,4) and (3,6) what is the slope of a line that is parallel to line l -2/3 -3/2 2/3 3/2

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)