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# Adding Like Terms (Grade 7)

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## Adding Like Terms

Instructions: Simplify each expression by adding like terms.

1.
$3a + 2a$
1. $5a$
2. $-5a$
3. $a$
4. $6a$

2.
$x+x+x$
1. $x^3$
2. $3x$
3. $x$
4. $3x^3$
3.
$3x+2x+x$
1. $x^3$
2. $5x$
3. $6x^3$
4. $6x$

4.
$2z + 5 + 3z$
1. $8z +2$
2. $2z + 8$
3. $10z + 3$
4. $5z + 5$
5.
$4x+3+5x+y$
1. $12x+y$
2. $9x-3-y$
3. $9x+3+y$
4. $x+3y$

6.
$x+x+y+y+2x$
1. $4x + y$
2. $4x + 2y$
3. $2x + y$
4. $2x + 2y$
7.
$3x+3y+x+2y$
1. $x+x+5y$
2. $4x^2+5y^2$
3. $3x^2+6y^2$
4. $4x+5y$

8.
$x+x+y+y+2x$
1. $4x+y$
2. $4x+2y$
3. $2x+y$
4. $2x^3+2y$
9.
$2x+3x+2y+3y$

10.
$30a + 2+(-5a)$

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