Answer:
x = 1
y = -3
Step-by-step explanation:
if y = x - 4
then reorganise the first equation
4 (x - 4) = 9x -21
4x - 16 = 9x - 21
5 = 5x
x = 1
<span>it must be nnnnnnnnnnnnnnnnnnnnnnnnn
4.37%
</span>
The key lies in translating "1/10 percent." If the unknown number is n, then 0.001n = 10. Mult. both sides by 1000: n = 10000 (answer)
Answer:
102471 sq .in the land answer Teri ma ki bosra