Algebraic Expressions Equations and Inequalities

• The sum of 2x and y is less than 8.

• The sum of 2x and y is at least 8.

• The sum of 2x and y is greater than 8.

• The sum of 2x and y is at most 8.
  

Solve using the distributive property 5(3x-2)

• 8x -2

• 8x-7

• 15x -10

• 15x -3

Solve for x.

144=−12(x+5)

Martha baked cupcakes for 3 different classes. If each class needs 24 cupcakes which equation could be used to find x, the total number of cupcakes Martha will bake?

• 3x=24

• x/3=24

• 24x =3

• x/24 =3

In the expression 5x  +  y, the letters “x” and “y” are:

• Expressions

• Variables

• Terms

• Constants

In an Algebraic Equation, 25x = 175. Find the value of x.

• x = 5

• x = 6

• x = 7

• x = 8

Solve for x.

x + 3 < 15

• x > 12

• x < 12

• x > -12

• x < -12

It is a letter or symbol that represents an unknown value.

• Expression

• Variable

• Term

• Coefficient

It is the number multiplied by the variable in an variable expression.

• Term

• Constant

• Coefficient

• Variable

It is the name given to a number, a variable, or a number and a variable combined by multiplication or division.

• Variable

• Expression

• Coefficient

• Term