X - 75 = 200

whats the answer make sure to do a explanation

If a =6, what is the value of 2a(3b + 5c)?

Which equation shows the variable terms isolated on one side and the constant terms isolated on the other side for the equation -1/2x+3=4-1/4x? a. -1/4x=1 b. -3/4x=1 c. 7=1/4x d. 7=3/4x

What is the radius of the cone in the diagram? round your answer to the nearest whole number