500000000 is <span>5 x 108 is </span><span>scientific notation
</span>0.0000008<span> written in scientific </span>notation<span> is 8 × 10 </span>–<span>7</span>
Answer:
(-3,-1)
Step-by-step explanation:
When you graph it on a graphing paper, you can see that the graph touches it but barely
Answer:
x = 2, y = -1.
Step-by-step explanation:
2x + y = 3
x - y = 3
Adding the 2 equations eliminates y:
3x = 6
x = 2.
Substitute for x in the first equation:
2(2) + y = 3
y = 3 - 4
y = -1.
Check the results by substitution in equation 2:
2 - (-1)
= 2 + 1 = 3 .
Checks OK.
Answer:
ok I would give answer that is 85.5mi^2
