Answer: x=15, y=3
Step-by-step explanation:
Subtracting the two equations, we get -3y=-9, meaning y=3.
Substituting this into the first equation, we get that x-3=12, and thus, x=15.
Answer:
3.5/p
Step-by-step explanation:
7/2 = 3.5
Answer: t = 17
Step-by-step explanation:
Subtract 4 from each side.
t = 17
17 + 4 = 21