x-(3x+4)=34
x= -19
-19-(3(-19)+4)=34
-19+(57-4)=34
-19+(53)=34
-19+53=34
34=34
therefore the first number is -19 and the second number is 53
Answer:
5.7
Step-by-step explanation:
Answer:
f(x)=3*2^x
Step-by-step explanation:
Answer:
C is not a function but D is
Step-by-step explanation:
For one input, you can only have one output for this to be a function. For table C, the input of 4 has 4 different outputs, so it cannot be a function.
D is a function however, because each input has only one output, even if the output is the same number.
Answer:
22km
Step-by-step explanation:
As Sheila only walks 2.75 km one day out of the week, then she walks 2.75km/week. Because of this, the answer can be found by multiplying 2.75 by 8.