Answer:
the answer is (A) the solution is incorrect the mistake is from step 1 when they were subtracting the 7 it should have been a negative -4 then divide it by 2 , considering the 2 is positive it would keep the -4 a negative when dividing so the answer would be X= -2
Step-by-step explanation:
hope that helps :0!!
I believe you are describing a vertex
Answer:
1 lesser than 2 times a number equals to -9
Answer:it has two
Step-by-step explanation: x =(3-√89)/4=-1.608
x =(3+√89)/4= 3.108
Answer:
C
Step-by-step explanation: