Answer:
One solution
Step-by-step explanation:
By inspection, you can see that adding either 3x or 4x to y yields the same result of 7, meaning that x must be 0. If x is 0, y must be 7, meaning that this equation has only one solution. Hope this helps!
Answer: 3
Step-by-step explanation:
what number though I can probably help you but what number do you need to round.
Answer:
18
Step-by-step explanation: