What is the value of x in the equation

x − 2.4 = −6.4

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Which graph has a rate of change of zero

Can someone plz me understand how to do these. plz, show work.in exercises 1-4, rewrite the expression in rational exponent form.[tex]\sqrt[4]{625} \sqrt[3]{512} (\sqrt[5]{4} )³ (\sqrt[4]{15} )^{7}\\ (\sqrt[3]{27} )^{2}[/tex]