3(x-1)=2x+9 how many solutions are there

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

Use multiples to write two fractions equivalent to 7/9. 14/18, 8/10 6/8, 21/27 10/12, 28/36 14/18, 21/27

In 2014, the three largest economies in the world were (listed in order, from largest): a) the u. s., china, germany. b) the u. s., china, japan. c) china, the u. s., japan. d) china, the u. s., germany.