How to give two equations the same equation number?
2534
How to get only one vertically centered equation number in align environment with two equations
126287
In align environment, how can you label some (but not all) of the equations?
118634
The system of equations
62091
Equation mode, labelling equations
27103
Best way to create an system of equations environment?
70894
Aligning equations, splitted in an enumeration
91488
How to convert string equation to number in javascript?
74811
Placing equation numbers on the right
46906
equation with arrows
1778
How to make a standalone document with one equation?
18460
Two equation numbers within one set of brackets
107657
How to mark equation number but not change the reference text?
63946
Show equation number only once in align environment
18834
Label equation with a symbol
128425
How to obtain numerical solutions of a two-variable equation?
38003
Can we differentiate equations without changing the solutions?
83297
Equation number with an apostrophe