What is 8c^2-c+3+2c^2-c+2 ?

The solution to 8c^2-c+3+2c^2-c+2 is 10c^2-2c+5

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simplify 8c^2-c+3+2c^2-c+2

simplify

8 c^{2} - c + 3 + 2 c^{2} - c + 2

10 c^{2} - 2 c + 5

Solution steps

8 c^{2} - c + 3 + 2 c^{2} - c + 2

Group like terms

= 8 c^{2} + 2 c^{2} - c - c + 3 + 2

Add similar elements:

8 c^{2} + 2 c^{2} = 10 c^{2}

= 10 c^{2} - c - c + 3 + 2

Add similar elements:

- c - c = - 2 c

= 10 c^{2} - 2 c + 3 + 2

Add the numbers:

3 + 2 = 5

= 10 c^{2} - 2 c + 5

(2 h + 7) (2 h - 7)

(10 x^{2} - 7 x + 7) - (4 x^{2} + 5 x - 9)

12 + 7

(- 8 x^{2} + 3) + (x^{2} + 3 x - 8)

b (a - 6)