12 1/2 - (-4 1/2 )= solve equation

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x

Which expression is equivalent to -5(3x - 6/7)

Write the equations in logarithmic form 9^4=6,561