The answer is the first one (A.)
Answer:
Step-by-step explanation:
Answer:
a=40 b=5=c=3=d=4
Step-by-step explanation:
The answer is d) none because substituting -1/4x + 5/3 for y in the first equation gives 3x - 3x + 5/3 = 20 so 5/3 = 20 which is not true.