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# Ninth Grade (Grade 9) Algebraic Expressions Questions

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Grade 9 Algebraic Expressions
Simplify.
$2x + 3x^2 - 5x +4 - 7x^2$
1. $7x^2 +4$
2. $7x +10x^2 +4$
3. $-4x^2 -3x +4$
4. $-3x^6$
Grade 9 Algebraic Expressions CCSS: HSA-SSE.A.2
Which of the expressions below is equivalent to $b(5a^2+2)+b(2a^2+5)$?
1. $7a^2b+7b$
2. $7a^2b+2b+5$
3. $10a^2b+10b$
4. $(10a^2+10)b$
Grade 9 Algebraic Expressions
Simplify the expression. $8+5m+8p+3m+p-2$
1. $8m+9p$
2. $8m+9p+6$
3. $9m+8p-2$
4. $9m+8p+10$
Grade 9 Algebraic Expressions
Evaluate the expression.

$(6)/(y+3)$ when $y$ is $9$
1. $1/2$
2. $2$
3. $4/11$
4. $3$
Grade 9 Algebraic Expressions
Simplify the following expression.
$3y^2 - 6y + 2 + 3y^2 + 8y$
1. $8y^2 +2$
2. $6y^2 +2 +14y$
3. $6y^2 + 2 - 14$
4. $6y^2 +2y + 2$
Grade 9 Algebraic Expressions CCSS: HSA-SSE.A.1, HSA-SSE.A.1a
Grade 9 Algebraic Expressions
Simplify the expression.
$-5y^3 + 2y^2 - 6y - 10y^2 + 10y^3 + y$
1. $5y^3 - 8y^2 - 5y$
2. $-5y^3 + 8y^2 + 5y$
3. $15y^3 + 12y^2 + 7y$
4. $-15y^3 - 12y^2 - 7y$
Grade 9 Algebraic Expressions
Simplify the following expression.
$-5x - 2( 2x -4) - 5$
1. $-9x + 3$
2. $1x +3$
3. $-9x - 13$
4. $1x -13$
Grade 9 Algebraic Expressions
Determine the best statement that describes the following.

$40x^2 - 20x + 48x - 24$
1. It is an expression that can be simplified to 3 terms. $40x^2 + 28x - 24$
2. It is an equation can be solved for the value of x. $x =6//17$
3. It is an expression that can be simplified to 2 terms. $68x -24$
4. It is an expression that can be simplified to a term. $44x$
Grade 9 Algebraic Expressions
Grade 9 Algebraic Expressions
$3m^2 - 8 m + 2$ is an example of
1. like terms.
2. a coefficient.
3. a term.
4. an expression.
Grade 9 Algebraic Expressions
The best definition for like terms is
1. the number you multiply a variable by.
2. a letter that represents a number.
3. terms having the same variables and exponent.
4. a polynomial.
Grade 9 Algebraic Expressions
What are the coefficients of the given mathematical expression?
$7p^3r - 5t^3s -21p^2r - 10s^3t^3$
1. $3,1; 3,1; 2,1; 3,3$
2. $7, -5,- 21, -10$
3. $3, 3, 2, 3, 3$
4. $-29p^5r^2s^4t^6$
Grade 9 Algebraic Expressions
Select all the algebraic EXPRESSIONS.
1. $3x = 9$
2. $4b$
3. $5x - 8$
4. $3x + 5 = 10$
Grade 9 Algebraic Expressions
Grade 9 Algebraic Expressions
Combine like terms.
$4x^2 + 5z + 18x^2$
1. $14x^2 + 5z$
2. $22x^2 + 5z$
3. $22x^2 - 5z$
4. $-18x^2 - 5z$
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