-4 is the correct answer
35-12 =25
-4 - ( -27) = -4 + 27 =23
Solving radical equations are different because you would want to get everything in the equation to rational numbers.
Extraneous solutions arise when you manipulate the equation. After manipulating if a solution is found that can not satisfy the original equation(s).
Answer:
Step-by-step explanation:
Let C be the number of correct answers
Let B be the number of questions not answered
Let W be the wrong answers
Total = 2*C + B - W
It's a trinomial. There are three unrelated terms.
Answer:
what do you mean
Step-by-step explanation:
W=A\L
Divide L from both sides
The L in the right cancels out