Worksheet: Writing and Evaluating Algebraic Expressions With Addition

In this worksheet, we will practice writing and evaluating addition algebraic expressions.

Q1:

Evaluate 𝑚 + 𝑘 , given that 𝑚 = 7 and 𝑘 = 1 5 .

Q2:

Write an expression for the sum of 𝑚 and 4.

  • A 𝑚 4
  • B 4 𝑚
  • C 4 𝑚 + 𝑚
  • D 𝑚 + 4
  • E 𝑚 4

Q3:

Write an expression for the sum of 9 and 𝑓 .

  • A 9 𝑓
  • B 𝑓 9
  • C 9 𝑓 + 𝑓
  • D 9 + 𝑓
  • E 9 + 9 𝑓

Q4:

Write an expression for 14 more than 𝑥 .

  • A 𝑥 1 4
  • B 1 4 𝑥
  • C 1 4 𝑥 + 𝑥
  • D 1 4 + 𝑥
  • E 1 4 𝑥

Q5:

If a girl is 𝑥 years old, how old will she be in 20 years?

  • A 2 0 𝑥
  • B 𝑥 2 0
  • C 2 0 𝑥
  • D 𝑥 + 2 0

Q6:

Which of the following expressions represents adding 8 to 𝑥 ?

  • A 8 𝑥
  • B 𝑥 8
  • C 8 𝑥 + 𝑥
  • D 𝑥 + 8
  • E 8 𝑥

Q7:

Express the following in algebraic form: twelve increased by 𝑥 .

  • A 𝑥 1 2
  • B 1 2 𝑥
  • C 1 2 𝑥
  • D 1 2 + 𝑥
  • E 1 2 𝑥

Q8:

Given that 𝑥 = 2 8 𝑎 9 𝑏 + 2 9 𝑐 , 𝑦 = 3 2 𝑎 + 2 7 𝑏 4 2 𝑐 , and 𝑧 = 4 6 𝑏 3 9 𝑎 + 5 0 𝑐 , express 𝑥 + 𝑦 𝑧 in terms of 𝑎 , 𝑏 , and 𝑐 .

  • A 1 0 6 𝑎 + 7 5 𝑏 + 3 7 𝑐
  • B 9 9 𝑎 2 8 𝑏 + 6 3 𝑐
  • C 1 0 6 𝑎 7 5 𝑏 3 7 𝑐
  • D 9 9 𝑎 2 8 𝑏 6 3 𝑐

Q9:

What must you a d d t o 3 4 𝑥 to get 2 5 𝑥 ?

  • A 9 𝑥
  • B 5 9 𝑥
  • C 5 9 𝑥
  • D 9 𝑥

Q10:

Find 𝐴 + 𝐵 given that 𝐴 = 8 𝑥 + 2 and 𝐵 = 5 𝑥 1 .

  • A 3 𝑥 + 3
  • B 1 3 𝑥 + 3
  • C 1 3 𝑥 + 2
  • D 1 3 𝑥 + 1
  • E 1 2 𝑥 3

Q11:

Simplify 6 𝑐 + 4 𝑑 4 𝑐 9 𝑑 .

  • A 1 0 𝑐 1 3 𝑑
  • B 3 𝑐 𝑑
  • C 5 𝑐 + 2 𝑑
  • D 2 𝑐 5 𝑑
  • E 1 3 𝑐 + 1 0 𝑑

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