if xi-hi=xh, then solve the equation for h in terms of x and i a) i-x b) i/(x-i) c) (x-i)/i d)(x-2)/(x-i) e)xi/(x+i)

The difference between tax advoidance and tax evasion

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?