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Algebraic expressions worksheet

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Algebraic expressions
Level 1 · Collecting terms, substituting
Simplify.
1.
6+x+6+3x=‾6 + x + 6 + 3x = \underline{\hspace{4.5em}}
2.
−x+4x−6−9=‾-x + 4x - 6 - 9 = \underline{\hspace{4.5em}}
3.
2x+5+5x+3=‾2x + 5 + 5x + 3 = \underline{\hspace{4.5em}}
4.
2x+1+8−9x=‾2x + 1 + 8 - 9x = \underline{\hspace{4.5em}}
5.
5x+10+5−6x=‾5x + 10 + 5 - 6x = \underline{\hspace{4.5em}}
Find the value of each expression.
6.
4x−74x - 7 when x=4x = 4
Answer:
7.
19−8x19 - 8x when x=−5x = -5
Answer:
8.
x2−5x^2 - 5 when x=1x = 1
Answer:
9.
x2+1x^2 + 1 when x=−3x = -3
Answer:
10.
x2−4x^2 - 4 when x=−5x = -5
Answer:
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Answer key
Algebraic expressions · Level 1 · Collecting terms, substituting
1.4x+124x + 12
2.3x−153x - 15
3.7x+87x + 8
4.−7x+9-7x + 9
5.−x+15-x + 15
6.99
7.5959
8.−4-4
9.1010
10.2121
The same problems online, checked as you go
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