A triangle has side lengths of (8w-5)(8w−5) centimeters, (9w-6) (9w−6) centimeters, and (3x-7)(3x−7) centimeters. Which expression represents the perimeter, in centimeters, of the triangle? a. 6w-4x
b. −11−4x+17w
c. 3x+17w−18
d. 3w+3−4x​

Yvaries directly as x. y =90 when x=6. find y when x=13

Darragh has a golden eagle coin in his collection with a mass of 13.551\,\text{g}13.551g. an uncirculated golden eagle coin has a mass of 13.714\,\text{g}13.714g.

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!