Which eqation is equivalent to 3x + 4y = 15
a) y=15-3x

4
b) y=3x-15

4
c) y=15-3x
d) y=3x-15

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Which of the following contains a variable?