Answer:
x
=
−
b
±
√
b
2
−
4
a
c
2
a
, we get that
x
=
−
2
,
0.6
Explanation:
Rearrange the equation so that it becomes:
5
x
2
+
7
x
−
6
=
0
The quadratic formula is:
x
=
−
b
±
√
b
2
−
4
a
c
2
a
In our equation above,
a
=
5
b
=
7
c
=
−
6
Plugging these values into the quadratic equation gives:
x
=
−
7
±
√
7
2
−
4
(
5
)
(
−
6
)
2
(
5
)
x
=
−
7
±
√
49
+
120
10
x
=
−
7
±
√
169
10
x
=
−
7
±
13
10
x
=
−
2
,
0.6
