P − (9 − (m + q)); use m = 4, p = 5, and q = 3

  3

Step-by-step explanation:

Put the numbers where the variables are and do the arithmetic.

  5 − (9 − (4 + 3))

  = 5 -(9 -7)

  = 5 -2

  = 3

y = 0.77(x)

step-by-step explanation:

the jacket retains this value after 23% cut or retains 77% of original value. plug original 87 jacket price for x and the remaining value should be y.

add 8+12 to get a simplified answer of 12r-20