Answer:
Where's the equation?
Step-by-step explanation:
Where's the equation?
Answer:
a. 3x^2 = 81
x^2 = 27
Step-by-step explanation:
Answer:
I'm pretty sure it's 31
Step-by-step explanation:
perimeter you add all the sides
Answer:
85%
Step-by-step explanation:
If she got 3 wrong then it means she got 20-3 right, so she got 17 questions right.
From there we get the fraction: 17/20
To make the a percentage we times both the top and bottom by 5 (because 20 x 5 = 100)
By doing that we get 17x5/20x5
= 85/100
That is equal to 85%
