The table below shows average temperature in several states from January through March.
 State
 Average temperature (°C)
 Florida
 18.1
 Minnesota
 -2.5
 Montana
 -0.7
 Texas
 12.5
 Enter and solve an equation to find how much warmer Florida's average 3-month temperature is than
 Montana's. Use x as the variable.
 The equation is
 = -0.7.
 Florida's average 3-month temperature is
 °C warmer than Montana's.