Ok, so the square root of x is the same thing as saying x to the power of 1/2. So you make your roots into exponents.

2(x^1/2) + 20 = 15 + 3(x^1/2)
The answer is d, its 25

5 0

3 years ago

Fernando is saving up for a new video game system that costs $159. He has $15 in his saving account already to put towards the s

Artyom0805 [142]

Answer:

159=15+9x x=16

Step-by-step explanation:

it will take Fernando 16 weeks to save up enough money

7 0

3 years ago

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The maximum distance (in nautical miles) that a radio transmitter signal can be sent is represented by the expression 1.23√h , w

jasenka [17]

Answer:

182.4 nautical miles

Step-by-step explanation:

Given

x = 1.23√h
h = 22000 ft

Substitute h and find the value of x:

x = 1.23√22000 = 182.4 nautical miles (rounded)

7 0

3 years ago

Hey what's the answer !! <img src="https://tex.z-dn.net/?f=%20%5Csqrt%7B25%20%5Ctimes%203%20%5Ctimes%2027%7D%20" id="

alukav5142 [94]

Answer:

$\sqrt{25 \times 3 \times 27}$

$\sqrt{5²×9²}$ =±[5×9]=±45

3 0

3 years ago

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