6
votes
2answers
1k views

Underlining an equation in an align block

I'm trying to set up a system of equations and want to underline the last equation, but can't figure it out. Here's what I have: \begin{alignat*}{4} &F_n &- mg &- F_a\sin 32^\circ &= ...
5
votes
1answer
130 views

how to align equations with some text

I want to align the equations with text. Though the equations are aligned as I want it to be but still the text is not aligned. \begin{align} \mathscr{F}^\prime(x_0)^{-1}&\in L(Y,X) \quad ...