Question

-5x2+7x=-9 find the value of x​

Answer 1

Answer:

-5×2+7x=-9

-10+7x=-9

7x=-9+10

7x=1

x= 1/7

Step-by-step explanation:

Hope it helps you...

Answer 2

Answer:

0.142857 or 1/7

Step-by-step explanation:

To find x, figure out what you know so far.

1. -5x2 = -10

2. -10 + 7x = -9

3. Isolate the variable by dividing each side by factors that don't contain the variable

4. So x equals 0.142857 or 1/7

Hope this helps