Chelsea wrote several equations and determined that only one of the equations has exactly one solution. Which of these
equations has exactly one solution?
O 4(x+3) = 7x-6
0 4(x+3)+8= 4x+20
O 4(x+3)+ 3x = 7x+ 12
O 4(x+3)+6=4x+9

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab