Answer: the answer is A
Step-by-step explanation:
150 + 20x, where x is the number of cellphones sold
Answer:
Step-by-step explanation:
the last one
A linear equation will contain a term in x has the highest degree. For example y = 2x - 5 . A non linear will contain terms with exponents 2 or higher
eg x^2 - 2x - 5 is nonlinear.