10=-d2+9

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Solution for 10=-d2+9 equation: 



10=-d2+9

We move all terms to the left:

10-(-d2+9)=0

We add all the numbers together, and all the variables

-(-1d^2+9)+10=0

We get rid of parentheses

1d^2-9+10=0

We add all the numbers together, and all the variables

d^2+1=0

a = 1; b = 0; c = +1;
Δ = b2-4ac
Δ = 02-4·1·1
Δ = -4
Delta is less than zero, so there is no solution for the equation

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