Answer:h=−5t2−10t+70
Step-by-step explanation:
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Answer:Hi,
Let the number be x
Twice the number is 2x
Five less than twice the number is 2x-5, which is given as 9
Therefore, 2x-5 = 9
or, 2x = 9+5
or, 2x = 14
or x=7
Thus the number is 7.
Cheers
Step-by-step explanation:
The answer is 6. 8-6(6) = -28.
Add 20ft+16ft=36ft+3.14=3.50 this is the correct answer