Answer:
Step-by-step explanation:
To find the inverse, switch x and y, then solve for y
y=2^3-5x
x=2^3-5y
x-2^3=-5y
-(x/5)+((2/3)/5)=y
8/2.5
= 80/25
= 16/5
= 3 1/5
Answer:
23 cards.
Step-by-step explanation:
After Monday, Esteban has 12 cards.
After Tuesday, Esteban has 12 + 24 = 36 cards.
He gave to his sister x cards.
36 - x = 13
36 = 13 + x
23 = x
Answer:
9x, 8x+12
Step-by-step explanation:
x(2x+7)-2x(x-1)
=> 9x
Answer:
the distance between points M and P
Step-by-step explanation:
