Expressions: Combining Like Terms and Distributive Property

Which expression is equivalent to 8x−2y+x+x ?

• 8x - 2y + x
• 6x - 2y
• 10x - 2y

Which expression is equivalent to 5(d+1) ?

• 5d - 5
• 5d + 1
• 5d + 5

Expand the following expression by using the distributive method.
6(3b - 4c)

• 18b - 24c
• 6(3b - 24c)
• 18b - 4c

Which expression represents the perimeter of the triangle?

• 24k+36

• 9k+36

• 10k+25

6(−3w+1/3​)

• -18w + 2
• -6w + 2
• -18w - 2

−2+6x+z−2x+8−4z

• -4x+3z-6
• 2x+3z-6
• 4x-3z+6

-5−x+4x−4

• 3x+9

• 3x-9

• 5x-1

Simplify the following by combining like terms.
​ 3m+4n−6n

• 3m - 2n
• 3m - 6n
• 3m + 4n - 6n

What is the coefficient in this expression:

​3x - 5

• x
• -5
• 3

Which expression is equivalent to 2(6x+3)

• 10x + 5
• 8x + 4
• 12x + 6