Answer:
6(x+4)=30
6x+24=30
6x+24-24=30-24
x=6/6
x=1
Step-by-step explanation:
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Answer:
C. x=18 is the answer
Step-by-step explanation:
X2 = 36
x = 36÷2
x = 18
Assuming we want to factor the formula to (x+3)(x+3), you want to have a +9 where there is a -4 now. So you must add 13.
Mean =12
Standard devation= 3.2863
variance???
