Complete the description of how to find the sums −5 + 4 and −5 + (−4) on a number line. to find −5 + 4, start at 0. draw the arrow for −5. then, from _, draw the arrow for 4; the sum is _ . to find −5 + (−4), start at 0. draw the arrow for −5. then, from _ , draw the arrow for −4; the sum is _

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

If m 17 27 90 63 ** picture is attached