Fifteen years from now, Atli’s age will be 4 times his current age. What is his current age?

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¯¯¯¯¯¯¯¯)?

Reflect the point (7,0) across the y-axis

Which value would be a solution for x in the inequality 47-4x< 7