Does (5,2) make the equation y=x true?

The measure of the angles of triangle abc are given by the expressions in the table. angle-measure a-48 degrees b-(6x-28)degrees c- (2x) degrees find the value of x. then find the measures of angles b and c. enter your answers in the boxes. x= m m

Rewrite the following without an exponent. (5/8)-1

What number should be added to both sides of the equation to complete this square? x^2-10x=7