# How do you solve #4x^2+28x-32=0# by factoring?

##### 2 Answers

Sep 30, 2015

#### Answer:

Refer to explanation

#### Explanation:

We can write it as follows

Sep 30, 2015

#### Answer:

Solve

Ans: 1 and -8

#### Explanation:

Because (a + b + c = 0), use Shortcut. The 2 real roost are: x = 1 and

REMINDER of the SHORTCUT.

1. When (a + b + c = 0), the 2 real roots are: x = 1 and

2. When (a - b + c = 0), the 2 real roots are x = - 1 and