Answer:

Step-by-step explanation:
Step One: Convert
49/16x^2-2=-0.05x+4
Step Two: Multiply Both Sides by 80
245x^2-160=-4x+320
Step Three: Move everything to the left
245x^2+4x-480=0
Final Step: Quadratic Formula

That equals 18 since the distance from zero is 18.
Hope i'm the brainliest!
Answer:
178
Step-by-step explanation: