Expressions and Equations

What is the simplified form of this expression
3x+4+5x+3

• 15x
• 8x+7
• 7x+8

3x + 10(1 – 7x)

• 13x – 7
• –67x + 10
• –4x + 10
• –73x + 10

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Evaluate the expression:
15f - 60  if f = 5

• 15
• 95
• 30
• -45

Applying the distributive property to the expression, 24x + 18y, will produce which equivalent expression?

• 3(8x + 6y)
• 3xy(8 + 6)
• 6(4x + 3y)
• 6(4 + 3y)

Which of these numbers are coefficients in the following expression?
3x + 7 - 4y + 9 - 2

• 7
• -2
• 9
• 3

Which of these numbers are constants in the following expression?
8a - 9 + 4b + 12c - 6a

• 8
• 9
• 12
• -9

Simplify the following expression:
8x + 9y - 10 + 4x

• 12x - y
• 12x + 9y - 10
• 11xy
• 12x² + 9y - 10

Evaluate using correct order of operations
16  -  4(7 + 1) ÷  2²

• 8
• 4
• 20

Which equation has w = 8 as the solution?

• 8w= 64
• 16w = 240
• 16 - w = 9
• 4 + w = 10