B 50 x 70
Since 52 rounds to 50 and 67 round to 70
Answer:
3
Step-by-step explanation:
3(1)-2= 1
2(1)+1 = 3
Answer:
4 river dragons
Step-by-step explanation:
1 : 3 = x : 12
(1 x 4) : (3 x 4) = x : 12
4 : 12 = x : 12
x = 4
Answer:
33
Step-by-step explanation:
Given
6x + 3 - 10 + y
= 6x - 7 + y ← substitute x = 7 and y = - 2 into the expression
= 6(7) - 7 + (- 2)
= 42 - 7 - 2
= 33
Answer The circle is about 9 meters long
Step-by-step explanation: