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Triss [41]
3 years ago
15

Solve for x. (x - 3)^2 -10 = 15

Mathematics
1 answer:
Brut [27]3 years ago
3 0

Answer:

Step-by-step explanation:

Let's go:

(x - 3)^2 - 10 = 15 \\\ (x - 3)^2 = 15 + 10 \\\ (x - 3)^2 = 25 \\\ x - 3 = \sqrt{25} \\\ x - 3 = \pm 5

Solution #1:

x - 3 = 5

x = 5 + 3

x = 8

Solution #2:

x - 3 = - 5

x = - 5 + 3

x = - 2

I hope I helped you.

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What’s the answer please help..............
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Answer:

(-2, -5)

Step-by-step explanation:

in a rectangle there will be 4 different numbers. Each number will have 2 spots. 2 numbers will have 2 x spots, and 2 numbers will have 2 y spots. we notice that our numbers are -2, -5, 3, and 4.

we see that -2 and 3 are our x values, and -5 and 4 are our y values.

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4 years ago
Anyone know #3 for me I’m stuck
steposvetlana [31]
<h3>Answers:  4,  3,  2</h3>

Each number gets its own box, and the values are entered in that exact order.

============================================================

Explanation:

x and y are placeholders for numbers.

If we replace x with -1, then we get

y = -x+3

y = -(x)+3

y = -(-1)+3 ... replace x with -1

y = 1+3

y = 4

This means that x = -1 leads to y = 4. So we'll write 4 underneath the "-1" in the y row.

------------------------

Similarly, if x = 0, then

y = -x+3

y = -0+3

y = 0+3

y = 3

Leading to 3 being the next item we input.

------------------------

Finally, if x = 1, we get this y value

y = -x+3

y = -1+3

y = 2

Which is the last value in the bottom row.

------------------------

The order of the y values in the bottom row is therefore: 4,  3,  2

This means the points (-1, 4), (0, 3), and (1, 2) are on the line y = -x+3.

Side note: The equation y = -x+3 has slope -1 and y intercept 3.

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