Asap-2x+5y=-15 5x+2y=-6 how would you solve this system using elimination? check all that apply. multiply the first equation by 2 and the second equation by 5, then add. multiply the first equation by 5 and the second equation by 2, then add. multiply the first equation by 2 and the second equation by 5, then subtract. multiply the first equation by 5 and the second equation by 2, then subtract. this system using elimination?

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap

Astudent drew a circle and two secant segment. he concluded that if pq ~= ps, then qr ~= st. do you agree with the student’s conclusion? why or why not?

The accompanying data represent the miles per gallon of a random sample of cars with a three-cylinder, 1.0 liter engine. (a) compute the z-score corresponding to the individual who obtained 42.342.3 miles per gallon. interpret this result.