solve for x in the following equation, be sure to include both solution. (x-3)^2-10=15. Show all work. PLZ HELP!

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kitty2299 kitty2299

13-05-2020
Mathematics

contestada

solve for x in the following equation, be sure to include both solution. (x-3)^2-10=15. Show all work. PLZ HELP!

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teensymarshmallow2 teensymarshmallow2 · Answer 1 · 2020-05-13T19:53:31+02:00

teensymarshmallow2 teensymarshmallow2

13-05-2020

Answer:

x=8 x=-2

Step-by-step explanation:

(x - 3)^2 - 10 = 15

(x - 3)^2 = 15 + 10

(x - 3)^2 = 25

x - 3 = squareroot{25}

x - 3 = ±5

first solution:

x - 3 = 5

x = 5 + 3

x = 8

Second solution:

x - 3 = - 5

x = - 5 + 3

x = - 2

Answer Link

oghomeschoolerbw oghomeschoolerbw · Answer 2 · 2020-05-14T01:27:00+02:00

oghomeschoolerbw oghomeschoolerbw

14-05-2020

Answer:

x=8 x=-2

Step-by-step explanation:

(x - 3)^2 - 10 = 15

(x - 3)^2 = 15 + 10

(x - 3)^2 = 25

x - 3 = squareroot{25}

x - 3 = ±5

first solution:

x - 3 = 5

x = 5 + 3

x = 8

Second solution:

x - 3 = - 5

x = - 5 + 3

x = - 2

Answer Link