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larisa86 [58]
3 years ago
13

4x^2-20=5 solve by using the square root property

Mathematics
1 answer:
riadik2000 [5.3K]3 years ago
7 0

Step-by-step explanation:

4x^2 - 20 = 5

4x^2 -25 = 0

4x^2 = 25

2x = 5, or -5

x = 5/2 , or -5/2

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<img src="https://tex.z-dn.net/?f=%284x-3%29%3D%286x%2B13%29" id="TexFormula1" title="(4x-3)=(6x+13)" alt="(4x-3)=(6x+13)" align
yKpoI14uk [10]

Answer:

x = -8

Step-by-step explanation:

4x - 3 = 6x + 13

   + 3         + 3

    4x = 6x + 16

   -6x   -6x

   -2x = 16

-2 / -2x = 16 / -2

     <u> x = -8</u>

Ask if you wanted a different answer

8 0
3 years ago
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