What is 1 +1

what is 2+2

what is 2-1

What is the difference between –12 and –5? what is the distance between –12 and –7 on a number line? units

The seventh-grade students at charleston middle school are choosing one girl and one boy for student council. their choices for girls are michaela (m), candice (c), and raven (r), and for boys, neil (n), barney (b), and ted (t). the sample space for the combined selection is represented in the table. complete the table and the sentence beneath it.

Three lines meet at a point. set up and solve an equation to find the value of (a) is your answer reasonable? explain how you know