Combining Like Terms

Simplify the following expression:
a - 8 - 10

• 2a - 18
• a - 18
• a - 2
• a + 18

Simplify the following expression:
a - 8 - 10

• 2a - 18
• a - 18
• a - 2
• a + 18

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

• 13x² + 17
• -13x² + 13
• -13x + 17
• -7x + 17

Simplify the following expression:
-10x - 9x + 1

• -19x + 1
• -19x² + 1
• -10x - 8
• -19x - 1

Simplify the following expression:
3 + 5x + 8 - 2x

• -3x² - 11
• 3x² + 11
• 11 - 3x
• 11 + 3x

Simplify the following expression:
-7x - 9x

• 63x²
• -16x²
• -16x
• -15x

Simplify the following expression:
-8x + 4x

• -12x
• -4x
• 4x
• 12x

Simplify the following expression:
5(2n + 3) + 4n

• 14n + 15
• 10n + 15
• 14n² + 15
• 14n + 3 + 10n²

Simplify the following expression:
-9(14p - 8) - 4p

• 130p - 72
• 122p - 72
• -130p - 18
• -130p + 72

Simplify the following expression:
-6x + 4(-x - 3)

• -2x - 12
• 10x + 12
• -10x - 12
• -2x + 12