What is the solution of this linear system? {x+y=13 1/2x+y=10

What is the value of x in the figure below? if necessary, round your answer to the nearest tenth of a unit. 12 d 4 b оа. 3.1 ов. 6.9 ос. 4 od. 12

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83