Answer:
y=-2x+17
Step-by-step explanation:
Answer:
387
Step-by-step explanation:
Formula: 

Answer:
b
Step-by-step explanation:
Answer:
3x+7
Step-by-step explanation:
Let’s take the number as x
3 times x is 3x
And then 7
3x+7
You should use youtube and learn how to do it, that's how i learned. you'll get frustrated but just pay attention.