Answer:
D
Step-by-step explanation:
4X =2 X +6
=>X = 3
Answer:
0.84
Step-by-step explanation:
Use a calculator. That would be 0.84.
3*21
Note that 63/75 = ---------- = 21/25. Multiplying top and bottom by 4 results
3/25 in 0.84 (so this answer checks out ok)
54:450*100 =
(54*100):450 =
5400:450 = 12
The answer is 0
Because anything times 0 is 0