Answer:
42cm^2
3x2=6x7=42
Step-by-step explanation:
(x-9)(x+7)=0
x-9=0 or x+7=0
x=9 or x=-7
:)
Answer: 28 ft
Step-by-step explanation:
Multiply 3,4, and 7 to get 84 ft cubed. To find the volume of a pyramid, divide by 3 to get 28 ft.
Answer:
add 1/4 to each side
Step-by-step explanation:
x^2+x=11
We take the coefficient of the x term
1
Then divide it by 2
1/2
Then square it
(1/2) ^2 = 1/4
Add this to both sides of the equation
x^2 + x + 1/4 = 11+1/4
(x+1/2)^2 = 11 1/4
Answer:
where is the graph????
Step-by-step explanation:
