Once these are solved for x you have to add up all of your answers and the final answer is the answer.
2x-5=-7
1/2x+11=15
x-6/3=10
91=7(3x+1)
please solve all for x and then add all of your sums up to get the total

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

The scatter plot shows the number of animal cells clara examined in a laboratory in different months: plot ordered pairs 1, 20 and 2, 60 and 3,100 and 4, 140 and 5, 180 what is the approximate predicted number of animal cells clara examined in the 9th month?