Alex collect cards and have equal numbers of cards. Finn gives of his cards to Alex. A Write the ratio of the number of Finn’s cards to Alex’s cards. Write the ratio in its simplest form. B Alex has 40 more cards than Finn. How many cards does Finn have now? C How many cards do they have altogether?

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¯¯¯¯¯¯¯¯)?

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /