A hiker walked for two days. On the second day, the hiker walked at an average speed of 1 mile per hour faster than he did on the first day. If during the two days he walked a total of 64 miles and spent a total of 18 hours walking, which of the following could be his average speed (in miles per hour) on the first day? (A) (B) 1+

Q: Add or subtract as indicated: 8/(x - 2 ) + 2/(x - 3)

A: To add:  8/(x - 2 ) + 2/(x - 3) We need to take LCM first then to solve further.

Q: (2) Expand and simplify: (2e³+e-3x)2 Check your answer by substituting x = 0 into this expression…

A:

Q: -1/2(6p+16)=7

A: -1/2(6p+16)=7

Q: Evaluate: (Fn+2) + (F2n-3)2 - Fn3 when n = 9

A: First, let's talk about the Fibonacci sequence. This is a special sequence of numbers where each…

Q: x-2.5)⁴ + ( x- 1.5)⁴ = 1 in Real Numbers

A:

Q: (I + 2A)~1 = [ 1 4 5-

A:

Q: |4x +7| -6 = 18

A: Given that,        4x+7-6=18

Q: annual profit of a small company was $27,000 in its 2nd year of operation and $63,000in its 5th…

A: Given, t is the time in years For t=2 years Annual profit= $ 27000 For t=5 years Annual profit=…

Q: (? + 1)(2? + 3)(2? + 5)(? + 3) = 945

A: We need to solve (?+1)(2?+3)(2?+5)(?+3)=945 Let us replace ? with x Therefore, we get…

Q: X=6{2+3[2(8-3)+(4+1)-2]}

A: Given,          x=62+328-3+4+1-2

Q: Solve the following: [3 x 25 - 13 x (-2)] + 23 (-2² + 32) – 3

A:

Q: Simplify: |- x| + |3 x| - |- 2 x| + 3|x|

A: Given

Q: -7|6x - 9 | +18=18

A: Solve for the x