Given the following exponential function, identify whether the change represents growth or decay, and determine the percentage rate of increase or decrease. y= 47(0.63)^x

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

My math teacher told my class to "steal" a 6th grade fraction word problem from the internet, word problems? : -p requirements: only a 1 step word problem. needs to be complex.

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)