Answer:
The mother is 30 and the daughter is 6
Step-by-step explanation:
When solving for this, you can derive the equations
x=5y and x+6= 3(y+6)
x= mother and y= Daughter
Solve the equations by substituting the first equation into the places of x in the second equation to get the value of x. Next, pug in the value of x and solve for y.
Answer:
The answer is C
Sn=3(1-1/2^n)
Step-by-step explanation:
Answer:
72 inches
Step-by-step explanation:
The perimeter is the sum of the outside "fence"
The side on the left that is not marked is 19-11 = 8
And the side on the top that is not marked is 17-10 = 7
Summing up the sides starting at 19 and going clockwise
19+17+11+7+8+10 =
72 inches
