Adding and Subtracting Linear Expressions

Subtract Linear Expressions

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Multiple Choice

Quick Check:

Add the linear expression:

(3x + 6) + (3x – 5)

• 6x + 1

• 9x + 11

• 9x + 1

• 11

Multiple Choice

Quick Check:

Add the linear expression:

(x + 4) + (–2x – 6)

• -x - 2

• 3x + 2

• 3x - 2

• -x + 2

Multiple Choice

Quick Check:

Add the linear expression:

(5x + 4) + (7x + 1) + (-3x - 4)

• 9x + 1

• 9x - 4

• 15x + 1

• 15x - 4

Multiple Choice

Subtract the expression:

(4x + 1) – (3x + 5)

• x - 4

• x + 4

• x + 6

• 7x + 6

Multiple Choice

Subtract the expression:

(2x – 3) – (x – 2)

• x - 1

• x - 5

• 3x - 5

• 3x - 1

Multiple Choice

Subtract the expression:

(4x – 6) – (2x – 4)

• 2x - 2

• 6x - 2

• 2x + 10

• 6x + 10

Multiple Choice

Subtract the expression:

(–2x – 4) – (2x)

• -4x - 4

• -4

• 4x - 4

• 4x + 4

Multiple Choice

Subtract the expression:

(–7x – 6) – (7x)

• -14x - 6

• -6

• 14x - 6

• -14x + 6

Multiple Choice

Subtract the expression:

(12x + 8) – (6x + 2)

• 6x + 6

• 18x + 6

• 18x + 10

• 6x + 10

Multiple Choice

Subtract the expression:

(–4x – 7) – (–5x – 2)

• x - 5

• -9x - 9

• -9x - 5

• x - 9

Multiple Choice

Subtract the expression:

(–5x – 9) – (–6x – 1)

• x - 8

• -11x - 10

• -11x - 8

• x - 10

Multiple Choice

A bakery wants to know how many more chocolate chip cookies than sugar cookies were sold last month. The number of chocolate chip cookies sold is represented by the expression 7n + 6. The number of sugar cookies sold is represented by the expression 6n – 3. Write an expression to show how many more chocolate chip cookies were sold last month. Then evaluate the expression if n equals 15.

• n + 9; 24

• 13n + 9; 155

• 13n + 3; 140

• n + 3; 18