Answer:
ac = 71
Step-by-step explanation:
ac = ab + bc
ac = 49 + 22
ac = 71
Answer:
Step-by-step explanation:
let the numbers be 7x,y,y,y.
7x+3y=36
3y=36-7x

numbers are 7×3,5,5,5
or 21,5,5,5
21×5×5×5=2625
9/2 is the simplest form of 18/4.
Hope that helps.
D. 17 inches
To be a triangle, any two sides have to add to be larger than the remaining side. An isosceles triangle has two sides that are the exact same length, which eliminates options B and C. 8 + 8 = 16, which is less than 17, so option A is out, leaving only option D.
Answer:
Step-by-step explanation:
Let p be the number of trees Wangari plants, and h be the time she spends planting them in hours.
We have been given that Wangari plants trees at a constant rate of 12 trees every 3 hours.
Let us find number of trees planted in 1 hour by dividing 12 by 3.


We can represent this information as: 
Therefore, the equation
relates the number of trees (p) Wangari plants, and the time (h) she spends planting them in hours.