You are going to work out the problem 25.7 divided by 0.05. When you rewrite the problem what does dividend become?

7x+8y=-18, 4x-9y=-3 solve the system of equations

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¯¯¯¯¯¯¯¯)?

Which of the following is an equation of a line parallel to the equation y=4x+1?