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Popular >

simplify 3(x-5)^2-2(x-5)

Solution

simplify

3 (x - 5)^{2} - 2 (x - 5)

Solution

3 x^{2} - 32 x + 85

Solution steps

3 (x - 5)^{2} - 2 (x - 5)

Expand

3 (x - 5)^{2} : 3 x^{2} - 30 x + 75

= 3 x^{2} - 30 x + 75 - 2 (x - 5)

Expand

- 2 (x - 5) : - 2 x + 10

= 3 x^{2} - 30 x + 75 - 2 x + 10

Group like terms

= 3 x^{2} - 30 x - 2 x + 75 + 10

Add similar elements:

- 30 x - 2 x = - 32 x

= 3 x^{2} - 32 x + 75 + 10

Add the numbers:

75 + 10 = 85

= 3 x^{2} - 32 x + 85

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Frequently Asked Questions (FAQ)

What is 3(x-5)^2-2(x-5) ?
The solution to 3(x-5)^2-2(x-5) is 3x^2-32x+85