Complicated interlacing of the ventral rami form networks called nerve plexus. the crisscrossing of the nerve fibers from the various spinal nerves is advantageous because

there are 35 white marbles

step-by-step explanation:

y- yellow marbles

4y + 5 = 45

subtract 5 from both sides

4y = 40

divide for from both sides

y = 10

plug in 10 to get 40 yellow marbles then subtract by 5 to get 35 marbles

thus there are only 10 yellow marbles