Question

pls answer all these and don't give useless ans pls​

Answer 1

Answer:

1.a. 2x - 7

 b. 6 + 3y

 c. a - b + 6

 d. 7m + 5n

2.a. 13 times x added to 31 times y subtracted from 13

  b. 57 times x added to 31 times y subtracted from 23 times z added to 2

  c. 712 times y subtracted from 713 times z

  d. 6 multiplied by m multiplied by n subtracted from 7 times m added to m multiplied by n square subtracted from n