2.5(x)=2x^2+3x+7

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Solution for 2.5(x)=2x^2+3x+7 equation: 



2.5(x)=2x^2+3x+7

We move all terms to the left:

2.5(x)-(2x^2+3x+7)=0

We get rid of parentheses

-2x^2+2.5x-3x-7=0

We add all the numbers together, and all the variables

-2x^2-0.5x-7=0

a = -2; b = -0.5; c = -7;
Δ = b2-4ac
Δ = -0.52-4·(-2)·(-7)
Δ = -55.75
Delta is less than zero, so there is no solution for the equation

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