What is 6x+7+8x^2+5x-1 ?

The solution to 6x+7+8x^2+5x-1 is 8x^2+11x+6

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simplify 6x+7+8x^2+5x-1

simplify

6 x + 7 + 8 x^{2} + 5 x - 1

8 x^{2} + 11 x + 6

Solution steps

6 x + 7 + 8 x^{2} + 5 x - 1

Group like terms

= 8 x^{2} + 6 x + 5 x + 7 - 1

Add similar elements:

6 x + 5 x = 11 x

= 8 x^{2} + 11 x + 7 - 1

Subtract the numbers:

7 - 1 = 6

= 8 x^{2} + 11 x + 6

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