The equtaion has only one solution because they cut each other only once <span>and the are independent ..as both line are different. So </span>it would be (d) consistent and independent
I think it is 20 seconds because when you multiply six times x, you get twelve. And in this case, the x equals two. So, because you multiplied two to six, you do the same thing to the ten seconds, which is twenty. Sorry if this is the wrong answer.
2/3 is it's simplified form
121.50 divided by 9 is 13.50. 13.50 times 5 equals 67.50
13 dollars per gallon
130\10 = 13
