I don't know for sure but i think that it is because the force him pushing her pushed him back as well
Hope i helped
B. In step 3
They incorrectly solved for x. It should have been x=-3 and x=5
Answer:
your mom and mark me brainlyist if I was right
The intensity on a screen 20 ft from the light will be 0.125-foot candles.
<h3>What is the distance?</h3>
Distance is a numerical representation of the length between two objects or locations.
The intensity I of light varies inversely as the square of the distance D from the source;
I∝(1/D²)
The ratio of the intensity of the two cases;

Hence, the intensity on a screen 20 ft from the light will be 0.125 foot-candles
To learn more about the distance refer to the link;
brainly.com/question/26711747
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