a.) What is the scale factor from the left triangle to the right triangle? b.) What is the length of x? You do not need to write in the units. c.) What is the value of y? You do not need to write in the units.

Idon't get undoing if its pass adding and subtracting so can someone ? x-2 over 5 = 18

During the election for class president, 40% of the students voted for kellen, and 60% of the students voted for robbie. 500 students voted in total. how many more students voted for robbie than for kellen? answer with work : )

20 ! brainliest ! add and simplify your answer.