-4x+y= -9 can be turned into
y= -9 + 4x
5x+2y=3 (plug y in)
5x+2(-9+4x)=3
5x-18+8x=3
5x+8x=3+18
13x=21
divide 13 on both sides
x=1.6
Answer:
"all real numbers"
Step-by-step explanation:
This is an exponential function. The domain of the basic exponential function 3^x is "all real numbers." This domain also applies to f(x) = 3^x - 2.
Answer:
100 minutes and yes
Step-by-step explanation:
Answer:
3000
Step-by-step explanation: