Think about what 9 is as a square root:
The answer which is closest to this is closest to 9.
Six times nine equals 54 so there is your answer
you move first the number without the variable to the other side with the opposite sign
-0.75p=0.25+2
-0.75p=2.25
then as -0.75 is multiplying you pass it to the other side dividing
p=2.25/-0.75
p=-3
Answer:
Step-by-step explanation:
![[ \ (a+b)^2 = (a+b)(a+b) \ ]](https://tex.z-dn.net/?f=%5B%20%5C%20%28a%2Bb%29%5E2%20%3D%20%28a%2Bb%29%28a%2Bb%29%20%5C%20%5D)
![[ \ a^2 - b^2 = (a-b)(a+b) \ ]](https://tex.z-dn.net/?f=%5B%20%5C%20a%5E2%20-%20b%5E2%20%3D%20%28a-b%29%28a%2Bb%29%20%5C%20%5D)
Answer:
3 roots
Step-by-step explanation:
(9x+7)(4x+1)(3x+4)=0
x=-7/9 or - 1/4 or - 4/3
