How to make an align environment with multiple equations per line and one equation reference?
2534
How to get only one vertically centered equation number in align environment with two equations
9803
How to align right within equation array
27466
How do I left-align entries in a matrix with \begin{matrix}?
9564
How to break long equations while keeping alignment?
27103
Best way to create an system of equations environment?
32051
multi line equation with full left brace, small right brace and text at right bottom of right brace
86915
side-by-side equations, with equation numbers for each
35390
How can I use an align environment flush left?
106439
Syntax in align environment
80270
How to Align Multiple Pluses accross Multiple Lines?
27341
Making  a new environment combining equation and split
88373
Left-aligned text inside an equation
114223
Centering in the \align* environment
28952
Sharing alignment between equations in two different items
110904
Equation number in aligned environment after last line
70894
Aligning equations, splitted in an enumeration
130113
Align multiline equation with expression after equal sign