Two thirds of a number reduced by 11 is equal to 4 more than the number find the number

Which system of linear inequalities is represented by the graph?

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

What power can you write to represent the volume of the cube shown? write the power as an expression with a base and an exponent and then find the volume of the cube