Im's uncle is 4 times as old as his nephew jim. in 10 years, jim's uncle age will be 20 years more than twice jim's age. how old is jim right now? type a numerical answer in the space provided. for 17 points answer quick

Is the square root of 4 plus the square root of 16 rational?

Daniel expanded the expression as shown below -2(-8x-4y+3/4)=-10x-8y-11/4 what errors did he make? check all that apply

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)