Answer:
x = 20
Step-by-step explanation:
63−3x=3
−3x=−60
x=20
The answer is D) y = 4x+3
1 gallon
milk she got from both cows
= 5/6+2/3
=1 1/2
milk left after some spilled
= 1 1/2- 1/2
= 1