The perimeter of the rectangle below is 88 units. Find the length of side PS. Write your answer without variables.
S
3z - 1
R
PS=)
4z + 3
Q
P

the answer is x=45 because i said so

0.61 has 2 decimal places, so we put the decimal digits of 0.61, 61 over 1 followed by the number of zeroes equal to the number of decimal places, 

2:     61/1 = 61/100.

54 is the anser you are looking for