3 years ago

Please help a and b, Solve each system of equations algebraically.

Mathematics

1 answer:

Shkiper50 [21]3 years ago

4 0

Answer:

I hope this answer is Wright

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If t>0 and t^2-25=0 what is the value of t?

Karo-lina-s [1.5K]

Answer:

Step-by-step explanation:

5 > 0 (True)

Plug in 5 for t in the equation.

t² - 25 = 0

(5)² - 25 = 0

(5 * 5) - 25 = 0

(25) - 25 = 0

0 = 0 (true).

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a ladder is 25ft long the ladder needs to reach to a window that is 24ft above the ground how far away from the building should

Wewaii [24]

By the Pythagorean Theorem:

24^2+d^2=25^2

576+d^2=625

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3 years ago

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Lina20 [59]

Answer:

B $17.00

Step-by-step explanation:

8 batteries are 13.60

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3 years ago

Assume a is a positive constant. Imagine solving for x (but do not actually do so). Will your answer involve logarithms?

finlep [7]

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Answer:

(b) No, 10^a is involved

Step-by-step explanation:

The relationship of interest is ...

$a=\log{(x)}\ \leftrightarrow\ 10^a=x$

Determining x involves the exponential 10^a.

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When faced with problems of this sort, I like to remind myself that a logarithm is an exponent.

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hamburger selling $1.25 a pound contains 30% fat. how much does the consumer pay for the meat without the fat?

shepuryov [24]

70% is not fat, so 70% of $1.25 is about 88 cents

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