Answer:
f(- 10) = 74
Step-by-step explanation:
To find f(- 10) , substitute n = - 10 into f(n) , that is
f(- 10) = - 7(- 10) + 4 = 70 + 4 = 74
59.70 for 6 hours of mowing and 1 hour of babysitting !
2x+6=45
2x=39
x=19.5
i hope that's helpfull......... is it?
Coal cause when you burn it it is gone hope I helped
