Linear equation solver
Type your equations one per line, add any known values, and get the solution plus every elimination step, one line at a time.
Write 2x + 3y = 7, 2*x, x/3, 0.5y or (1/2)x. Names can be several letters, like x1 or price. Lines starting with # are ignored. Variables you give a value under Known values are treated as numbers.
Separate numbers in a row with spaces or commas. Fractions like 3/4 are fine.
Empty boxes count as 0. Unknowns are named x1, x2, …