# Homework 10 - Basic Algebra

33 Questions | Total Attempts: 69  Settings  Simplifying expressions. Substitution. INSTRUCTION: For your answer to be valid, do not use spaces and write the letters in your expressions in alphabetical order. ie, Simplify: 2a + 3b + 5a + 2b Enter the answer: 7a+5b

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• 1.
Simplify: 4x + y + 3x
• 2.
Simplify : 8x -y +2y
• 3.
Simplify : x -3y +2x
• 4.
Simplify : x -4y +6z -5x -6x +y
• 5.
Simplify : 6x +y -4x -y +2x
• 6.
Simplify : 9x -4y +2x -6y
• 7.
Simplify : x +y -x -y
• 8.
Simplify : 9x +6y -z -4y +2z
• 9.
Simplify: 3a+b+3a+2b
• 10.
Simplify : 5d +4e -2d +e +d
• 11.
Simplify : 4f +5g +6f -7g +f
• 12.
Simplify : 4h -i +3h -5i +h
• 13.
Simplify : 3j +5k +k -5k -k
• 14.
Simplify : 6l +4m -5l -4m -l -m
• 15.
Simplify :
• 16.
Simplify :
• A.

2a+5b

• B.

A5ab

• C.

5ab

• D.

5a²b

• 17.
Simplify :
• 18.
Evaluate the expression  when ("evaluate" means "find the value of": your answer should be a number)
• 19.
Evaluate 5-x when x = 3
• 20.
• 21.
• 22.
• 23.
• 24.
Evaluate 3a+8 when a = -2
• 25.
Evaluate 5a - 1  when  a = -3
• 26.
Evaluate 10 - a  when  a = - 4
• 27.
• 28.
Evaluate 4a + b when a=2 and b=3
• 29.
• 30.
Evaluate 2b - a  when a = -2 and b = 3
• 31.