Where does the graph of the linear equation, y = 1/2x - 3, cross the y-axis?
-3
1/2
3
-1/2

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11

List x1, x2, x3, x4 where xi is the midpoint endpoint of the five equal intervals used to estimate the area under the curve of f(x) between x = 0 and x = 10.

3x = 729 solve for x plz . it's urgent. will mark