Solve the system of equations by using the substitution method.
2x - 3y = 11
y=x-4

Ten times the square of a non-zero number is eqaul to ninety times the number

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

Solving algebraic equations 2m+3=11