Exploring Adding and Subtracting Rational Expressions

What is the result of combining 10x and -16x?

• -26x

• 26x

• 6x

• -6x

If you combine 5w and 7w, what do you get?

• -12w

• -2w

• 2w

• 12w

What is the result of distributing 8 to the expression (x + 5)?

• 8x - 40

• 8x + 5

• 8x + 40

• 8x - 5

When you distribute -4 to the expression (2x - 9), what do you get?

• -8x - 36

• -8x + 36

• 8x - 36

• 8x + 36

What is the first step in simplifying the expression 3x - 15 + 8x + 1?

• Distribute

• Add constants

• Combine like terms

• Subtract constants

After distributing in the expression 3x - 15 + 8x + 1, what is the next step?

• Combine like terms

• Distribute again

• Add constants

• Subtract constants

What is the simplified form of 5n + 30 - 21?

• 5n - 9

• 5n - 51

• 5n + 9

• 5n + 51

How do you simplify the expression -7w - 28 + 2w - 15?

• -5w + 43

• 5w + 43

• -5w - 43

• 5w - 43

What is the result of distributing -4 to the expression (7m + 1)?

• -28m - 4

• 28m + 4

• -28m + 4

• 28m - 4

What is the simplified form of 14y - y + 5y + 2 + 45?

• 10y - 47

• 18y - 47

• 10y + 47

• 18y + 47