<span>Let x = amt of water evaporated :.05(50) = .08(50-x) 2.5 = 4 - .08x .08x = 4 - 2.5 .08x = 1.5 x = 18.75 lb of water evaporated : ; Check; amt of salt remains the same, only the percentage is different, right? .05(50) = .08(50-18.75) .05(50) = .08(31.25) 2.5 = 2.5</span>

7 0

3 years ago

An egg that has been falling for x seconds has dropped at an average speed of 16x feet per second. If the egg is dropped from th

ivanzaharov [21]

$average \: rate \: of \: fall = 16x \: feet \: per \: second \\ duration \: of \: fall \: (time) = x \: seconds \\ distance \: of \: fall = 16x \: feet \: per \: second \times x \: seconds \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: =x(16x) \: feet \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = 16 {x}^{2} \: feet \\ \: the \: egg \: traveled \: 16 {x}^{2} \: feet \: in \: x \: seconds.$

5 0

3 years ago

If Jk=5x+1 and KL=7x-3 K is the midpoint of JL what is JL

il63 [147K]

Your answer to the length on JL is 22

8 0

2 years ago