A sphere has a diameter of 4(x+3) centimeters and a surface area of 784 square centimeters. Find the value of x.

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

Which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: choose all answers that apply: a -4(3e+4)? 4(3e+4) b 12e12e c none of the above

What’s the volume of the triangular prism?