Question

(Q5) Solve the following equations by formula method :
0.1.x2 + 0.5x + 0.3= 0​

Answer 1

Step-by-step explanation:

Enter a problem...

Algebra Examples

Popular Problems Algebra Solve by Graphing -0.1x-0.3y=1.2 0.2x-0.5y=2

−

0.1

x

−

0.3

y

=

1.2

0.2

x

−

0.5

y

=

2

Add

0.1

x

to both sides of the equation.

−

0.3

y

=

1.2

+

0.1

x

0.2

x

−

0.5

y

=

2

Divide each term by

−

0.3

and simplify.

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y

=

−

4

−

0.

¯

3

x

0.2

x

−

0.5

y

=

2

Subtract

0.2

x

from both sides of the equation.

y

=

−

4

−

0.

¯

3

x

−

0.5

y

=

2

−

0.2

x

Divide each term by

−

0.5

and simplify.

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y

=

−

4

−

0.

¯

3

x

y

=

−

4

+

0.4

x

Create a graph to locate the intersection of the equations. The intersection of the system of equations is the solution.

(

0

,

−

4

)

#khushu

Answer 2

Answer:

x= -1

Step-by-step explanation:

0.2 +0.5x+0.3=0

0.5+0.5x=0. (0.2+0.3=0.5)

0.5x= - 0.5

x= - 0.5/0.5

x= -1