Question

Write a variable expression for each word phrase.

- the sum of r and c
- nine less than a number, x
- divide a number, z, by 7
- 6 increased by a number, n
- twice a number, x
- the cost of p photocopies if each one costs $0.15

Answer 1

- (r + c) the sum of r and c
- (x - 9) nine less than a number
- (z/7) divide a number, z, by 7
- (6+n) 6 increased by a number, n
- (2x) twice a number, x
- (p0.15) the cost of p photocopies is each one costs $0.15

Answer 2

the cost of p photocopies if each one costs $0.15