And means Addition in Math
Answer:
7m+3
Step-by-step explanation:
distribute the - to 7m+1
14m+4-7m-1
now add like terms
7m +3

The right fraction represents the percentage; 42 over 100 (100 is the total), or 0.42.
The left fraction is the part number over the whole number. The whole number is unknown, so we use 'x'.
Your answer is 75.
Put them in order then find the median and if there are two or more divided by how many are in the middle