How do you solve #2x + 3y = -6# and #3x + 2y = 25#?
One way is to use the method of elimination.
Step 1. Enter the equations.
Step 2. Multiply each equation by a number to get the lowest common multiple of the coefficients of one variable.
Multiply Equation 2 by
Step 3. Subtract Equation 3 from Equation 1.
Step 4. Substitute Equation 4 in Equation 1.
Solution: The solution that satisfies both equations is
Check: Substitute the values of
Our solution is correct.