All about expressions

Simplify: 10w + 3d + 3w + d

• 13w + 4d

• 17wd

• 13w + 3d

• Can't be simplified

Simplify.

9a + 10(2a + 1)

• 21a + 1

• 9a +21

• 29a +10

• 39a

Simplify.

5(2 - 7n)

• 52 - 7n

• 10 - 7n

• 10 - 35n

• 10 + 35n

Simplify.

7v + 2 + 12 + 2v

• 23

• 23v

• 9 + 14v

• 9v + 14

In the following expression, the number 7 is an example of a ____________?

5x³ - 7x + 11

• term

• constant

• coefficient

• variable

What are the like terms in the following expression?

7x + 8 - 6x² + 2x

• 7 and 2

• 7x, 8, 6x², 2x

• 7x and 2x

• 7x, 6x², 2x

Simplify: m + m + m + m

• 4m

• m⁴

• m

• Can't be simplified

What is the value of x + y if x = 3 and y = 5?

• 8
• 5
• 3
• 2

Evaluate the expression.   Let g = 3    h = 9 
4h + 2g + 4

• 42
• 46
• 34
• 58

r(r – 9)
r = 11

• 12
• 22
• 44
• 99