x (x + 4) = 5
x² + 4x = 5
x²+ x + (-5) = 0
(x+3)²+(t+3)²=9
x² + 6x + 9 + t² + 6t + 9 = 9
x² + t² + 6x + 6t + 18 + (-9) = 0
x² + t² + 6x + 6t + 9 = 0
x² + t² + 6(x + t) + 9 = 0
3/x + 4/2x = x - 1
6/2x + 4/2x = x - 1
10/2x = x - 1
10 = (x - 1) 2x
10 = 2x² - 2x
0 = 2x² + (-2x) + (-10)
Answer:
Step-by-step explanation:
So, since the scale is 1:5, 1 ft is actually 5 feet.
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Answer:
He should have drunk 28 gallons in 7 days
Step-by-step explanation:
This is pretty simple, so let's assume he drank 4 galloiljs of water a day. 4 gallons a day x 7 days
4*7
that is 28
