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Algebraic expressions worksheet

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Algebraic expressions
Level 1 · Collecting terms, substituting
Simplify.
1.
−3x−6x+9+3=‾-3x - 6x + 9 + 3 = \underline{\hspace{4.5em}}
2.
−7x+9x−6+5=‾-7x + 9x - 6 + 5 = \underline{\hspace{4.5em}}
3.
−3x−10−11+7x=‾-3x - 10 - 11 + 7x = \underline{\hspace{4.5em}}
4.
8x+5x+9+11=‾8x + 5x + 9 + 11 = \underline{\hspace{4.5em}}
5.
−10−4x+12−7x=‾-10 - 4x + 12 - 7x = \underline{\hspace{4.5em}}
Find the value of each expression.
6.
x2−4x^2 - 4 when x=6x = 6
Answer:
7.
4x24x^2 when x=−5x = -5
Answer:
8.
x2−3x^2 - 3 when x=−2x = -2
Answer:
9.
12−8x12 - 8x when x=9x = 9
Answer:
10.
17−7x17 - 7x when x=6x = 6
Answer:
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Answer key
Algebraic expressions · Level 1 · Collecting terms, substituting
1.−9x+12-9x + 12
2.2x−12x - 1
3.4x−214x - 21
4.13x+2013x + 20
5.−11x+2-11x + 2
6.3232
7.100100
8.11
9.−60-60
10.−25-25
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