QR is congruent to PS
So if QR is 17.7 PS is 17.7
Answer 3.) PS equals 17.7
-2 (t+4)= -2 (t)+-2 (4)= -2t-8
Answer: -418, 728, 446, -429, 1159, -696
Step-by-step explanation:
1.
.
2.
.
3.
.
4. The sum of 429 and 429 is
. We need to subtract this from 429, so
.
5. The sum of 510 and 319 is
. Subtracting -330, we get
.
6. Call the unknown number "
". Then
, so
. (Think about it.)
Answer:
Positive
Step-by-step explanation:
refrigerator is 210, so it positive.