D. a negative number subtracted from a negative number.
hope this helps!
Answer:
the last one is the answer I thin
Answer:No the student was not right.Neither of the estimations were right because she did not estimate at al.
Step-by-step explanation:
1.Round 49 to the nearest ten: 50.
2.Round 184 to the nearest ten:180.
3.Add 50+180 to get 230.
The student was not right because she did not estimate 49 nor 184.
Answer:
Step-by-step explanation:
3x+13+x-8+x=180
collect like terms
3x+x+x=180-13+8
5x=175
divide both side by 5
x=35
Answer:
B
Step-by-step explanation:
A p e x :3
