Answer:
he would make a profit of $35.74
the percent of markup is 56% (55.62 to be exact)
From the second equation:-
x = 6 - 4y
Substitute this for x in the top equation
Answer:
hello,
Step-by-step explanation:

The answer is B 3x^4-13x^3-x^2-11x+6
Less than 2 = z < 2
Less than or equal to 8 = z ≤ 8
z ≤ 8
z < 2