Which equation has the solutions x= 1+ 15?

0 х2 + 2х + 4 = 0
х2 – 2х + 4 = 0
х? + 2х – 4 = 0
0 х2 - 2x – 4 = 0

Zach spent 2/3 hour reading on friday a 11/3 hlurs reading on saturday. how much more time did he read on saturday tha on friday

Chosen according to the volume of oil it can haul, as shown in at a railway yard, locomotives are used to haul containers carrying the table. locomotive capacity a450 0 -750 cubic feet cg35 750-1,500 cubic feet br73 1,500-2,500 cubic feet yh61 2,500-3,500 cubic feet & the four cylindrical containers listed in the table need to be hauled. cylinder length (ft.) diameter (ft.) fill level a 40 , 12 half b 24 8 full c 16 16 full 6 12 full d match each container to the locomotive needed to haulit a450 cylinder a yh61 cylinder d

Which expression represent a number that is one fourth as great as 10-2a. (10-2)+4b. (10-2)÷4c. (10-2)-4d. (10-2)×4