17) The measures of two sides of a triangle are (2x + 3y) and (5x – 2y). If the perimeter of the triangle is (12x + 5y), what is the measure of the third side?

what level of math? also i don't need to be paid if i can you.

investment b is an ordinary annuity with $3,909.64 in the account after one year.

step-by-step explanation:

the solution, from the graphing of the two lines, is (3,2), i.e., x = 3, y = 2.