Answer:
800m
Step-by-step explanation:
Answer:
Step-by-step explanation:
Hey there!
If x = 3 then substitute it into the equation
3(3) = 9
3(3) = 9
9 = 9
Answer: 9 = 9, so this makes this statement is true
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)
4x + y = 23 and y = x + 8 means
4x + (x + 8) = 5x + 8 = 23 so
5x = 15 and x = 3
y = x + 8 = 3 + 8 = 11