None of the above I believe
Answer:
x
4
Step-by-step explanation:
4x^2 - 64
0 ; move 64 over
4x^2
64 ; divide by 4
x^2
16 ; take square root of both sides
x
4
Answer:
50,300,000,000
Step-by-step explanation:
Answer:
48
Step-by-step explanation:
16×3=48
therefore the answer is forty eight
So we'll assume the number is x.
So,
15+
= 9.
Now, we solve for x:
= 9-15
= -6
x = -6*2
x = -12
Check work:
15+
= 9
15+(-6) = 9
15-6 = 9
9 = 9