equations in text

[aminamaatoug]

almost all the equations are showing up like this: red text highlighted in yellow as seen in the picture.

[mine-cetinkaya-rundel]

Which chapter are you seeing this in, can you link to it?

[aminamaatoug]

In chapters 7 (https://openintro-ims2.netlify.app/07-model-slr). It appears like this: \widehat{\texttt{aid}} = \beta0 + \beta{1}\times \texttt{family_income}