52.4k views
3 votes
-3x^2+7x=-5
I need the steps, I cant find it

User Kesarling
by
4.2k points

1 Answer

3 votes

Answer:

Explanation:

Let's solve your equation step-by-step.

3

x

2

+

7

x

=

5

Step 1: Subtract -5 from both sides.

3

x

2

+

7

x

(

5

)

=

5

(

5

)

3

x

2

+

7

x

+

5

=

0

For this equation: a=-3, b=7, c=5

3

x

2

+

7

x

+

5

=

0

Step 2: Use quadratic formula with a=-3, b=7, c=5.

x

=

b

±

b

2

4

a

c

2

a

x

=

(

7

)

±

(

7

)

2

4

(

3

)

(

5

)

2

(

3

)

x

=

7

±

109

6

x

=

7

6

+

1

6

109

or

x

=

7

6

+

1

6

109

User Albertgasset
by
4.3k points