laurenmle215 laurenmle215

05-05-2020
Mathematics

contestada

Solve using the quadratic formula.
– 2^2 + 3x + 7 = 0

Solve using the quadratic formula 22 3x 7 0 class=

Respuesta :

05-05-2020

Answer:

x=−1

Step-by-step explanation

Step 1: Simplify both sides of the equation.

−22+3x+7=0

−4+3x+7=0

(3x)+(−4+7)=0(Combine Like Terms)

3x+3=0

3x+3=0

Step 2: Subtract 3 from both sides.

3x+3−3=0−3

3x=−3

Step 3: Divide both sides by 3.

3x

3

=

−3

3

x=−1

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