9x^2 -c =d
add c to each side
9x^2 = c+d
divide by 9
x^2=(c+d)/9
take the square root on each side
x = +- sqrt ((c+d)/9)
simplify
x = +- 1/3 sqrt (c+d)
Answer: 1/3 sqrt (c+d), - 1/3 sqrt (c+d)
Answer:

Step-by-step explanation:

12 goes into 75 6 times with a remainder of 3. So the answer will be 6 remainder 3
Answer:
2x+3y+32
Step-by-step explanation:
Answer:
please mark my answer brainliest
Step-by-step explanation:
- 11 students
- 26 students
- that 2 small divisions =1 unit =1 student