Please help!

X+(x+2)=72

Which transformations could have occurred to map △abc to △a"b"c"? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation

Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost