2(2x+3) = -6(x+9) how do i solve this problem

Given the conditional statement, match the following. conditional statement: if two lines intersect, then their intersection is one point.

What is 32+4 x (16 x 1/2) -2 show your work}

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?