Solve three equations for three unknowns.
94638
Solving for three unknowns given three linear equations
130565
Find all solutions to $x^3+(x+1)^3+ \dots + (x+15)^3=y^3$
121113
How to solve this nonlinear 2 by 2 equations?
128425
How to obtain numerical solutions of a two-variable equation?
108869
Solve the following equations for $x, (x ∈ N^+) (a)\ 2φ(x) = x; (b)\ 3φ(x) = x; (c)\ 4φ(x) = x.$
29078
find all the values of a and b so that the system has a) no solution b) 1 solution c) exactly 3 solutions and 4) infinitely many solutions
80982
Solve $a^3+b^3+3ab=1$ with $(a,b)\in \Bbb{Z}^2$
10686
Finding the equation of more than one tangent line
144387
solve three coupled linear partial differential equations with space and time variables using NDSolve
123754
Equation System with 3 variables
116205
System of equations in a,b,c,d
86915
side-by-side equations, with equation numbers for each
105119
Are there any other methods to apply to solving simultaneous equations?
59791
Determine the exact value of equations involving more two trig variables
131941
Solve quadratic congruences.
124761
Solve for a vector in the equation
2027
How can I solve the folowing Diophantine equation with two unknowns?