Simplifying and Interpreting Expressions

5(a + 6)

• 5a + 6

• a + 30

• 5a + 30

• 5a - 30

3(2c - 5)

• 6c - 15

• 6c + 15

• 6c + 15

• -6c - 15

A letter that represents a number is called a _____.

• variable

• coefficient

• constant

• term

Simplify the following expression:
-10x + 15 - 3x + 2

• 13x² + 17

• -13x² + 13

• -13x + 17

• -7x + 17

Simplify: 
y + 2x + 3y + 4x

• y + 6x + 3y

• -4y + 6x

• 4y + 6x

• 4x + 6y

Simplify ¹/₂x + ¹/₄x + 5 - 3

• ¹/₃ x + 2

• ³/₄ x + 2

• ¹/₄ x - 2

• ³/₄ x - 2

Simplify: 0.5y + 2.3y -8 - 2

• 7.3y - 6

• 2.8y - 6

• 1.8y -10

• 2.8y -10

Which of the following is equivalent to    8h +7(2 + 4h)?

• 90h

• 12h + 14

• 50h

• 36h +14

Which of the following is equivalent to 8(5f - 7) + 3f ?

• 43f - 7

• -13f

• 43f - 56

• 40f -7 + 3f

2r - 2(7r + 8) + -4

• -16r + 12

• -12r + 8

• -16r + 4

• -12r - 20