Expressions and Their Solutions

Determine whether the given value is a solution.
b + 21 = 28, if b = 8

• yes

• no

Tags

CCSS.6.EE.B.5

What is a mathematical phrase that contains operations, numbers, and/or variables?

• expression

• equation

• solve 

• order

Tags

CCSS.6.EE.A.2B

What is the rule for evaluating expressions that says: first perform the operations in parantheses, then compute powers and roots, then perform all multiplication and division from left to right, and then perform all addition and subtraction left to right?

• integer

• order of operations

• graph of an equation

• absolute value

Tags

CCSS.6.EE.A.2C

Expressions that are equal not matter what value we use for the variable

• Equivalent Systems

• Equivalent Equations

• Equivalent Expressions

• System of Equations

Tags

CCSS.8.EE.C.7A

What is the value of the expression below?
15 + 10 ÷ 2 + 3(-2 + 6)

• 20

• 24.5

• 32

• 37

Tags

CCSS.7.NS.A.3

What is the value of 2x² - 4y when x = 3 and y = 5?

• -27

• -2

• 9

• 38

Tags

CCSS.6.EE.A.2C

What is the value of the expression when x = -2 and y = 4?

• -9

• -3

• -2

• 12

Tags

CCSS.6.EE.A.2C

Which of the following expressions is 5(x − 3) +12 in simplest form?

• 5x - 27

• 5x - 3

• 5x + 9

• 5x - 3 + 12

Tags

CCSS.6.EE.A.3

Which of the following expressions represents the perimeter of the figure above?

• 4(x + 4 + 1)

• 2(x + 4) - 2(x + 1)

• 2x + 5

• 4x + 10

Tags

CCSS.7.EE.A.1

Which of the following equations have a solution of y = −22? Select all that apply.

• 2y − 11 = −2

• y/2 + 8 = -3

• -22 = y + 1

• -68 = 3y - 2

• -2x + 9 = -11