Answer:
3 1/3
Step-by-step explanation:
4/(2 3/4)
4/(6/4)
4÷6/4
4*4/6
20/6
3 2/6 =3 1/3
Answer:
-3
Step-by-step explanation:
-5 = -8 - (- 3)
Answer: x² - 25
Step-by-step explanation:
21, cause if sarah had twice as mych she would have 42 and 42+21=63