When mary was born she weighed 8lbs. when she was 10yrs. old she weighed 10 times as much. how much more did mary weigh when she was 10 years old than when she was born? draw a picture, write and solve an equation to find mary's w, weight, when she was 10 years old

Answer this question only if you know the 30 points and

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]