Skill Review/ Practice

Front

What is the letter of the ordered pair (0, 3)?

Back

R

Front

Simplify the expression: 4a + 9 + a

Back

5a + 9

Front

Solve for x: x + 13 = 25

Back

x = 12

Front

Solve the equation: x + 7 = 12

Back

x = 5

Front

Solve for d: 2d + 7 = 9

Back

d = 1

Front

What is an ordered pair?

Back

An ordered pair is a pair of numbers used to locate a point on a coordinate plane, written as (x, y).

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it to its simplest form.

Front

What is the solution to the equation 3x = 12?

Back

x = 4

Front

What is the value of x in the equation 5x - 10 = 0?

Back

x = 2

Front

What is the definition of a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value in mathematical expressions or equations.