Sort each equation according to whether it has one solution, infinitely many solutions, or no solution. 5(x - 2) = 5x -7
-3-4) = -3x + 12
4(x + 1) = 3x + 4
-2x - 3) = 2X-6
6(x + 5) = 6x +11

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?