X = 36/5
Or x = 7.2
21 + x = 6x - 15
21 = 6x - 15 - x
21 = 5x - 15
21 + 15 = 5x
36 = 5x
36/5 = x
Answer:
The expression is (64 - x).
Step-by-step explanation:
The statement is:
"the difference of 8 squared and a number"
Let the number be denoted by <em>x</em>.
The value of 8 squared is:


Then the expression for the provided statement is:
(64 - x)
Thus, the expression is (64 - x).
Answer:
600
Step-by-step explanation:
10*-5=-50*-4=200*3=600
The answer is 600.
There is no solution so C.
D because you can’t put a negative over a exponent